As of the latest Form 4 filed Jun 8, 2026.
What Blackline Inc insiders — officers, directors and 10% owners — have bought and sold in their own stock, straight from their SEC Form 4 filings. Values are shares × the reported transaction price where both are disclosed.
Buys plotted up, sells down; bar height is the disclosed dollar value (shares × reported price). Our Form 4 history is only complete from mid-2026, so early months are sparse — the series fills in as more filings land. Open-market purchases and sales only.
Newest filing first — the 99 most recent filings for BL.
| Filed | Trade date | Insider | Transaction | Shares | Price | Value | 10b5-1 | Filing |
|---|---|---|---|---|---|---|---|---|
| 2026-06-08 | 2026-06-05 | Yamamoto Mika Director | SSale | −3.00K | $28.48 | $85.4K | No | Form 4 ↗ |
| 2026-06-02 | 2026-06-01 | Stalick Michelle D Chief Accounting Officer | SSale | −780.00 | $30.93 | $24.1K | No | Form 4 ↗ |
| 2026-05-22 | 2026-05-21 | HUGHES GREGORY Director | SSale | −1.64K | $30.25 | $49.5K | Yes (planned) | Form 4 ↗ |
| 2026-05-21 | 2026-05-20 | Duan Jimmy C Chief Customer Officer | FTax | −751.00 | $30.84 | $23.2K | No | Form 4 ↗ |
| 2026-05-21 | 2026-05-20 | Duan Jimmy C, Chief Customer Officer | FTax | −1.19K | $30.84 | $36.7K | No | Form 4 ↗ |
| 2026-05-21 | 2026-05-20 | Ryan Owen Chief Executive Officer | FTax | −2.44K | $30.84 | $75.2K | No | Form 4 ↗ |
| 2026-05-21 | 2026-05-20 | Ryan Owen, Chief Executive Officer | FTax | −2.03K | $30.84 | $62.5K | No | Form 4 ↗ |
| 2026-05-21 | 2026-05-20 | Ryan Owen, Chief Executive Officer | FTax | −2.23K | $30.84 | $68.9K | No | Form 4 ↗ |
| 2026-05-21 | 2026-05-20 | Stalick Michelle D Chief Accounting Officer | FTax | −301.00 | $30.84 | $9.28K | No | Form 4 ↗ |
| 2026-05-21 | 2026-05-20 | Stalick Michelle D, Chief Accounting Officer | FTax | −266.00 | $30.84 | $8.20K | No | Form 4 ↗ |
| 2026-05-21 | 2026-05-20 | Stalick Michelle D, Chief Accounting Officer | FTax | −161.00 | $30.84 | $4.97K | No | Form 4 ↗ |
| 2026-05-21 | 2026-05-20 | Stalick Michelle D, Chief Accounting Officer | FTax | −143.00 | $30.84 | $4.41K | No | Form 4 ↗ |
| 2026-05-21 | 2026-05-20 | Villanova Patrick Chief Financial Officer | FTax | −1.20K | $30.84 | $37.0K | No | Form 4 ↗ |
| 2026-05-21 | 2026-05-20 | Villanova Patrick, Chief Financial Officer | FTax | −300.00 | $30.84 | $9.25K | No | Form 4 ↗ |
| 2026-05-21 | 2026-05-20 | Villanova Patrick, Chief Financial Officer | FTax | −259.00 | $30.84 | $7.99K | No | Form 4 ↗ |
| 2026-05-21 | 2026-05-20 | Van Houten Stuart Chief Commercial Officer | FTax | −1.72K | $30.84 | $53.0K | No | Form 4 ↗ |
| 2026-05-21 | 2026-05-20 | Ung Jeremy Chief Technology Officer | FTax | −875.00 | $30.84 | $27.0K | No | Form 4 ↗ |
| 2026-05-21 | 2026-05-20 | Ung Jeremy, Chief Technology Officer | FTax | −1.39K | $30.84 | $42.8K | No | Form 4 ↗ |
| 2026-05-21 | 2026-05-20 | Tucker Therese Founder | FTax | −2.42K | $30.84 | $74.8K | No | Form 4 ↗ |
| 2026-05-21 | 2026-05-20 | Tucker Therese, Founder | FTax | −2.02K | $30.84 | $62.2K | No | Form 4 ↗ |
| 2026-05-21 | 2026-05-20 | Tucker Therese, Founder | FTax | −2.22K | $30.84 | $68.5K | No | Form 4 ↗ |
| 2026-05-21 | 2026-05-20 | Morgan-Prager Karole Chief Legal and Administrative | FTax | −1.06K | $30.84 | $32.8K | No | Form 4 ↗ |
| 2026-05-21 | 2026-05-20 | Morgan-Prager Karole, Chief Legal and Administrative | FTax | −884.00 | $30.84 | $27.3K | No | Form 4 ↗ |
| 2026-05-21 | 2026-05-20 | Morgan-Prager Karole, Chief Legal and Administrative | FTax | −778.00 | $30.84 | $24.0K | No | Form 4 ↗ |
| 2026-05-20 | 2026-05-18 | Stalick Michelle D Chief Accounting Officer | SSale | −459.00 | $30.26 | $13.9K | No | Form 4 ↗ |
| 2026-05-15 | 2026-05-14 | Ryan Owen Chief Executive Officer | GGift | −250.00 | $0.00 | $0.00 | No | Form 4 ↗ |
| 2026-05-08 | 2026-05-07 | Velastegui Sophia Director | AAward | +6.42K | $0.00 | $0.00 | No | Form 4 ↗ |
| 2026-05-08 | 2026-05-07 | Prichard Megan Director | AAward | +6.42K | $0.00 | $0.00 | No | Form 4 ↗ |
| 2026-05-08 | 2026-05-07 | Whye Barbara Director | AAward | +6.42K | $0.00 | $0.00 | No | Form 4 ↗ |
| 2026-05-08 | 2026-05-07 | Rios Brunilda Director | AAward | +6.42K | $0.00 | $0.00 | No | Form 4 ↗ |
| 2026-05-08 | 2026-05-07 | Yamamoto Mika Director | AAward | +6.42K | $0.00 | $0.00 | No | Form 4 ↗ |
| 2026-05-08 | 2026-05-07 | Duncan Storm Director | AAward | +6.42K | $0.00 | $0.00 | No | Form 4 ↗ |
| 2026-05-08 | 2026-05-07 | HENSHALL DAVID J Director | AAward | +6.42K | $0.00 | $0.00 | No | Form 4 ↗ |
| 2026-05-08 | 2026-05-07 | Davidson Scott Director | AAward | +6.42K | $0.00 | $0.00 | No | Form 4 ↗ |
| 2026-05-08 | 2026-05-07 | HUGHES GREGORY Director | AAward | +6.42K | $0.00 | $0.00 | No | Form 4 ↗ |
| 2026-05-08 | 2026-05-07 | Balaji Saranga Director | AAward | +6.42K | $0.00 | $0.00 | No | Form 4 ↗ |
| 2026-05-08 | 2026-05-07 | Drummond Camille Director | AAward | +6.42K | $0.00 | $0.00 | No | Form 4 ↗ |
| 2026-05-08 | 2026-05-06 | Drummond Camille, Director | FTax | −178.00 | $29.55 | $5.26K | No | Form 4 ↗ |
| 2026-04-03 | 2026-04-01 | Duan Jimmy C Chief Customer Officer | AAward | +41.0K | $0.00 | $0.00 | No | Form 4 ↗ |
| 2026-04-03 | 2026-04-01 | Morgan-Prager Karole Chief Legal and Administrative | AAward | +46.5K | $0.00 | $0.00 | No | Form 4 ↗ |
| 2026-04-03 | 2026-04-01 | Ryan Owen Chief Executive Officer | AAward | +150K | $0.00 | $0.00 | No | Form 4 ↗ |
| 2026-04-03 | 2026-04-01 | Stalick Michelle D Chief Accounting Officer | AAward | +16.4K | $0.00 | $0.00 | No | Form 4 ↗ |
| 2026-04-03 | 2026-04-01 | Ung Jeremy Chief Technology Officer | AAward | +50.6K | $0.00 | $0.00 | No | Form 4 ↗ |
| 2026-04-03 | 2026-04-01 | Van Houten Stuart Chief Commercial Officer | AAward | +47.9K | $0.00 | $0.00 | No | Form 4 ↗ |
| 2026-04-03 | 2026-04-01 | Villanova Patrick Chief Financial Officer | AAward | +62.9K | $0.00 | $0.00 | No | Form 4 ↗ |
| 2026-03-26 | 2026-03-11 | Prichard Megan Director | AAward | +922.00 | $0.00 | $0.00 | No | Form 4 ↗ |
| 2026-03-26 | 2026-03-11 | Duncan Storm Director | AAward | +922.00 | $0.00 | $0.00 | No | Form 4 ↗ |
| 2026-02-24 | 2026-02-20 | Ung Jeremy Chief Technology Officer | FTax | −10.4K | $36.15 | $376K | No | Form 4 ↗ |
| 2026-02-24 | 2026-02-20 | Ung Jeremy, Chief Technology Officer | MExercise | +5.24K | $36.15 | $189K | No | Form 4 ↗ |
| 2026-02-24 | 2026-02-20 | Ung Jeremy, Chief Technology Officer | MExercise | +8.30K | $36.15 | $300K | No | Form 4 ↗ |
| 2026-02-24 | 2026-02-20 | Villanova Patrick Chief Financial Officer | FTax | −10.6K | $36.15 | $382K | No | Form 4 ↗ |
| 2026-02-24 | 2026-02-20 | Villanova Patrick, Chief Financial Officer | MExercise | +5.24K | $36.15 | $189K | No | Form 4 ↗ |
| 2026-02-24 | 2026-02-20 | Villanova Patrick, Chief Financial Officer | MExercise | +1.31K | $36.15 | $47.2K | No | Form 4 ↗ |
| 2026-02-24 | 2026-02-20 | Villanova Patrick, Chief Financial Officer | MExercise | +2.40K | $36.15 | $86.6K | No | Form 4 ↗ |
| 2026-02-24 | 2026-02-20 | Van Houten Stuart CHIEF COMMERCIAL OFFICER | FTax | −7.45K | $36.15 | $269K | No | Form 4 ↗ |
| 2026-02-24 | 2026-02-20 | Van Houten Stuart, CHIEF COMMERCIAL OFFICER | MExercise | +8.98K | $36.15 | $325K | No | Form 4 ↗ |
| 2026-02-24 | 2026-02-20 | Tucker Therese Founder | FTax | −31.8K | $36.15 | $1.15M | No | Form 4 ↗ |
| 2026-02-24 | 2026-02-20 | Tucker Therese, Founder | MExercise | +11.2K | $36.15 | $406K | No | Form 4 ↗ |
| 2026-02-24 | 2026-02-20 | Tucker Therese, Founder | MExercise | +9.33K | $36.15 | $337K | No | Form 4 ↗ |
| 2026-02-24 | 2026-02-20 | Tucker Therese, Founder | MExercise | +21.8K | $36.15 | $787K | No | Form 4 ↗ |
| 2026-02-24 | 2026-02-20 | Stalick Michelle D Chief Accounting Officer | FTax | −2.84K | $36.15 | $103K | No | Form 4 ↗ |
| 2026-02-24 | 2026-02-20 | Stalick Michelle D, Chief Accounting Officer | MExercise | +1.35K | $36.15 | $48.7K | No | Form 4 ↗ |
| 2026-02-24 | 2026-02-20 | Ryan Owen Chief Executive Officer | MExercise | +11.2K | $36.15 | $406K | No | Form 4 ↗ |
| 2026-02-24 | 2026-02-20 | Ryan Owen, Chief Executive Officer | MExercise | +9.33K | $36.15 | $337K | No | Form 4 ↗ |
| 2026-02-24 | 2026-02-20 | Ryan Owen, Chief Executive Officer | FTax | −35.8K | $36.15 | $1.29M | No | Form 4 ↗ |
| 2026-02-24 | 2026-02-20 | Ryan Owen, Chief Executive Officer | MExercise | +21.8K | $36.15 | $787K | No | Form 4 ↗ |
| 2026-02-24 | 2026-02-20 | Morgan-Prager Karole CHIEF LEGAL AND ADMINISTRATIVE | FTax | −15.1K | $36.15 | $546K | No | Form 4 ↗ |
| 2026-02-24 | 2026-02-20 | Morgan-Prager Karole, CHIEF LEGAL AND ADMINISTRATIVE | MExercise | +4.64K | $36.15 | $168K | No | Form 4 ↗ |
| 2026-02-24 | 2026-02-20 | Morgan-Prager Karole, CHIEF LEGAL AND ADMINISTRATIVE | MExercise | +3.86K | $36.15 | $139K | No | Form 4 ↗ |
| 2026-02-24 | 2026-02-20 | Morgan-Prager Karole, CHIEF LEGAL AND ADMINISTRATIVE | MExercise | +7.18K | $36.15 | $260K | No | Form 4 ↗ |
| 2026-02-24 | 2026-02-20 | Duan Jimmy C Chief Customer Officer | FTax | −5.59K | $36.15 | $202K | No | Form 4 ↗ |
| 2026-02-24 | 2026-02-20 | Duan Jimmy C, Chief Customer Officer | MExercise | +4.49K | $36.15 | $162K | No | Form 4 ↗ |
| 2026-02-24 | 2026-02-20 | Duan Jimmy C, Chief Customer Officer | MExercise | +7.12K | $36.15 | $257K | No | Form 4 ↗ |
| 2026-02-20 | 2026-02-20 | Ryan Owen Chief Executive Officer | GGift | −75.00 | $0.00 | $0.00 | No | Form 4 ↗ |
| 2026-02-20 | 2026-02-19 | Ryan Owen, Chief Executive Officer | GGift | −225.00 | $0.00 | $0.00 | No | Form 4 ↗ |
| 2026-02-20 | 2026-02-18 | Ryan Owen, Chief Executive Officer | GGift | −150.00 | $0.00 | $0.00 | No | Form 4 ↗ |
| 2026-02-20 | 2026-02-18 | Tucker Therese Founder | GGift | −27.1K | $0.00 | $0.00 | No | Form 4 ↗ |
| 2025-11-26 | 2025-11-25 | Ung Jeremy Chief Technology Officer | AAward | +1.91K | $0.00 | $0.00 | No | Form 4 ↗ |
| 2025-11-26 | 2025-11-25 | Ryan Owen CEO | AAward | +33.3K | $0.00 | $0.00 | No | Form 4 ↗ |
| 2025-11-26 | 2025-11-25 | Morgan-Prager Karole CHIEF LEGAL AND ADMINISTRATIVE | AAward | +2.86K | $0.00 | $0.00 | No | Form 4 ↗ |
| 2025-11-24 | 2025-11-20 | Villanova Patrick Chief Financial Officer | FTax | −2.13K | $53.49 | $114K | No | Form 4 ↗ |
| 2025-11-24 | 2025-11-20 | Villanova Patrick, Chief Financial Officer | FTax | −299.00 | $53.49 | $16.0K | No | Form 4 ↗ |
| 2025-11-24 | 2025-11-20 | Villanova Patrick, Chief Financial Officer | FTax | −260.00 | $53.49 | $13.9K | No | Form 4 ↗ |
| 2025-11-24 | 2025-11-20 | Villanova Patrick, Chief Financial Officer | FTax | −220.00 | $53.49 | $11.8K | No | Form 4 ↗ |
| 2025-11-24 | 2025-11-20 | Ung Jeremy Chief Technology Officer | FTax | −1.39K | $53.49 | $74.2K | No | Form 4 ↗ |
| 2025-11-24 | 2025-11-20 | Tucker Therese Founder | FTax | −2.01K | $53.49 | $108K | No | Form 4 ↗ |
| 2025-11-24 | 2025-11-20 | Tucker Therese, Founder | FTax | −2.22K | $53.49 | $119K | No | Form 4 ↗ |
| 2025-11-24 | 2025-11-20 | Stalick Michelle D Chief Accounting Officer | FTax | −265.00 | $53.49 | $14.2K | No | Form 4 ↗ |
| 2025-11-24 | 2025-11-20 | Stalick Michelle D, Chief Accounting Officer | FTax | −161.00 | $53.49 | $8.61K | No | Form 4 ↗ |
| 2025-11-24 | 2025-11-20 | Stalick Michelle D, Chief Accounting Officer | FTax | −143.00 | $53.49 | $7.65K | No | Form 4 ↗ |
| 2025-11-24 | 2025-11-20 | Stalick Michelle D, Chief Accounting Officer | FTax | −172.00 | $53.49 | $9.20K | No | Form 4 ↗ |
| 2025-11-24 | 2025-11-20 | Ryan Owen CEO | FTax | −2.02K | $53.49 | $108K | No | Form 4 ↗ |
| 2025-11-24 | 2025-11-20 | Ryan Owen, CEO | FTax | −2.23K | $53.49 | $119K | No | Form 4 ↗ |
| 2025-11-24 | 2025-11-20 | Morgan-Prager Karole CHIEF LEGAL AND ADMINISTRATIVE | FTax | −7.08K | $53.49 | $379K | No | Form 4 ↗ |
| 2025-11-24 | 2025-11-20 | Morgan-Prager Karole, CHIEF LEGAL AND ADMINISTRATIVE | FTax | −882.00 | $53.49 | $47.2K | No | Form 4 ↗ |
| 2025-11-24 | 2025-11-20 | Morgan-Prager Karole, CHIEF LEGAL AND ADMINISTRATIVE | FTax | −776.00 | $53.49 | $41.5K | No | Form 4 ↗ |
| 2025-11-24 | 2025-11-20 | Morgan-Prager Karole, CHIEF LEGAL AND ADMINISTRATIVE | FTax | −571.00 | $53.49 | $30.5K | No | Form 4 ↗ |
| 2025-11-24 | 2025-11-20 | Duan Jimmy C Chief Customer Officer | FTax | −1.19K | $53.49 | $63.7K | No | Form 4 ↗ |
| 2024-05-02 | 2024-05-01 | Woodhams Mark CHIEF REVENUE OFFICER | SSale | −2.88K | $58.00 | $167K | Yes (planned) | Form 4 ↗ |
Insiders — a company’s officers, directors and holders of more than 10% of its stock — must report any trade in that stock to the SEC on a Form 4 within two business days. Each row here is one transaction from those filings.
The transaction code tells you what happened: Purchase (P) and Sale (S) are open-market trades — the ones markets watch most; Award (A) is a granted stock or unit, Option exercise (M) converts options into shares, and Gift (G) is a transfer for no consideration. Awards, exercises and gifts are largely compensation or administrative, not a directional bet.
One caveat on sales: many are made under a Rule 10b5-1 plan scheduled months in advance, so a sale is not automatically a bearish signal. Insider activity is a noisy input — read it alongside the filings, not on its own.
See also BL’s full analysis or the market-wide insider trading feed. The tabs above jump to BL’s other SEC data.
Source: SEC Form 4 filings for BL, parsed from EDGAR. Transaction prices are as reported in the filing — SEC public-domain data, not market quotes. Values are shares × reported price where both are disclosed; grants and gifts often carry no price. A delayed record of what insiders reported, not a live position or a recommendation.
Research and education only — not financial advice. TENKis not a registered investment adviser or broker-dealer and gives no personalized advice. Every call is impersonal — identical for all users, generated on a schedule from SEC filings plus a delayed/third-party price feed — may be wrong or out of date, and is not a recommendation to buy or sell any security. The operator and an affiliated trading operation may hold or trade the securities TENK rates; see Disclosures. Past performance does not guarantee future results. Do your own research.