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Blackline, Inc.

BL
Exchange
Nasdaq
Industry
Services-Prepackaged Software
SEC CIK
0001666134

In the last 90 days, Blackline, Inc. insiders filed 0 open-market purchases and 2 sales; 276 institutions reported holding it in 13F filings for Q2 2026, worth $2.32B in total; Soros Fund Management is the only superinvestor holding it.

Open-market trades, last 90 days

Open-market purchases (P) and sales (S) by Blackline, Inc. insiders, counted by Form 4 filing. Trades with a flagged price and duplicate filings are left out.

Open-market buys
0 filings
Open-market sells
2 filings
2 insiders, $2.26M in total
Insiders trading
2
Net value
−$2.26M
Purchases minus sales

Insider roster

Directors, officers and 10% owners who have filed a Form 4 for Blackline, Inc., current and former, most recent filer first. Last reported holding is the position after the last non-derivative trade in their latest filing.

Insider roster for Blackline, Inc.
NameTitleLast reported holdingLast filingFilings, past year
Villanova PatrickChief Financial Officer131,812Sep 4, 20266
Stalick Michelle DChief Accounting Officer34,712Aug 28, 20268
Tucker ThereseDirector381,557Aug 26, 20265
Duan Jimmy C.Chief Customer Officer119,907Aug 24, 20265
Van Houten StuartChief Commercial Officer106,966Aug 24, 20264
Ung JeremyChief Technology Officer134,805Aug 24, 20266
Ryan OwenChief Executive Officer390,911Aug 24, 20268
Prager Morgan KaroleChief Legal and Administrative160,209Aug 24, 20266
Yamamoto MikaDirector16,692Jun 8, 20262
Hughes GregoryDirector7,755May 22, 20262
Henshall David JDirector22,794May 8, 20261
Davidson ScottDirector10,860May 8, 20261
Rios BrunildaDirector18,115May 8, 20261
Velastegui SophiaDirector25,946May 8, 20261
Whye BarbaraDirector16,969May 8, 20261
Drummond CamilleDirector13,553May 8, 20261
Balaji SarangaDirector9,807May 8, 20261
Duncan StormDirector7,338May 8, 20262
Prichard MeganDirector7,338May 8, 20262
Unterman ThomasDirector41,835IndirectOct 28, 20251
Woodhams MarkChief Revenue Officer61,390May 22, 20250
Partin MarkCHIEF FINANCIAL OFFICER209,454Feb 24, 20250
Wagner William RaymondDirector5,681May 10, 20240
Yoran AmitDirector7,923May 10, 20240
Thompson Kevin BDirector11,000Mar 1, 20240
Hirsch PeterChief Technology Officer56,055May 22, 20230
Huffman MarcChief Executive Officer306,809Feb 23, 20230
Smith GrahamDirector10,706Nov 1, 20210

Insider trades

Each row adds up one type of transaction in one Form 4 filing. Only open-market purchases (P) and sales (S) are shown by default; use the filters to see grants, option exercises and other codes.

Insider trades
Filed (ET)Trade dateFiling delayInsiderTransactionSharesAvg priceValueHolding changeFlags
Aug 28, 2026 (view filing)4:54 PM ETAug 271 dayStalick Michelle DChief Accounting OfficerSSale−780$33.65−$26.2K−2.2%34.7K after
Aug 26, 2026 (view filing)5:49 PM ETAug 242 daysTucker ThereseDirectorSSale−70.0K$31.96−$2.24M−15.5%381.6K after
Jun 8, 2026 (view filing)Jun 53 daysYamamoto MikaDirectorSSale−3.00K$28.48−$85.4K−15.2%16.7K after
Jun 2, 2026 (view filing)Jun 11 dayStalick Michelle DChief Accounting OfficerSSale−780$30.93−$24.1K−2.1%36.4K after
May 22, 2026 (view filing)May 211 dayHughes GregoryDirectorSSale−1.64K$30.25−$49.5K−17.4%7.75K after10b5-1
May 20, 2026 (view filing)May 182 daysStalick Michelle DChief Accounting OfficerSSale−459$30.26−$13.9K−1.2%38.0K after
Oct 28, 2025 (view filing)Oct 271 dayUnterman ThomasDirectorSSale−910$55.00−$50.0K−2.1%41.8K after10b5-1
Sep 24, 2025 (view filing)May 12-Sep 22135 daysLateUnterman ThomasDirectorSSale−7.25K$55.24−$400.7K−14.5%42.7K after6 lots10b5-1
Aug 25, 2025 (view filing)Aug 223 daysStalick Michelle DChief Accounting OfficerSSale−664$54.03−$35.9K−2.7%23.8K after
Aug 11, 2025 (view filing)Aug 83 daysHenshall David JDirectorPPurchase+10.0K$48.60+$486.0K+156.8%16.4K after
May 29, 2025 (view filing)May 281 dayStalick Michelle DChief Accounting OfficerSSale−795$55.14−$43.8K−3.1%25.2K after
May 22, 2025 (view filing)May 211 dayWoodhams MarkChief Revenue OfficerSSale−1.86K$54.65−$101.4K−2.9%61.4K after10b5-1
May 13, 2025 (view filing)May 121 dayStalick Michelle DChief Accounting OfficerSSale−400$54.96−$22.0K−1.4%27.6K after
Feb 24, 2025 (view filing)Feb 213 daysWoodhams MarkChief Revenue OfficerSSale−9.09K$49.67−$451.4K−12.2%65.4K after10b5-1
Dec 16, 2024 (view filing)Dec 124 daysWoodhams MarkChief Revenue OfficerSSale−24.4K$64.32−$1.57M−25.1%72.9K after2 lots10b5-1
Nov 12, 2024 (view filing)Nov 84 daysPrager Morgan KaroleCHIEF LEGAL AND ADMINISTRATIVESSale−50.2K$60.50−$3.04M−30.6%113.9K after2 lots10b5-1
Nov 12, 2024 (view filing)Nov 111 dayYamamoto MikaDirectorSSale−3.22K$62.08−$199.9K−25.3%9.50K after2 lots
Oct 21, 2024 (view filing)Oct 183 daysPrager Morgan KaroleCHIEF LEGAL AND ADMINISTRATIVESSale−27.1K$60.06−$1.63M−19.2%113.9K after10b5-1
Oct 10, 2024 (view filing)Oct 8-92 daysPrager Morgan KaroleCHIEF LEGAL AND ADMINISTRATIVESSale−4.23K$55.18−$233.2K−3.6%113.9K after2 lots10b5-1
Oct 4, 2024 (view filing)Oct 22 daysPrager Morgan KaroleCHIEF LEGAL AND ADMINISTRATIVESSale−5.77K$55.14−$318.3K−4.8%113.9K after10b5-1
Oct 2, 2024 (view filing)Oct 11 dayPrager Morgan KaroleCHIEF LEGAL AND ADMINISTRATIVESSale−10.0K$54.03−$540.3K−8.1%113.9K after2 lots10b5-1
Oct 1, 2024 (view filing)Sep 301 dayPrager Morgan KaroleCHIEF LEGAL AND ADMINISTRATIVESSale−10.0K$55.00−$550.0K−8.1%113.9K after10b5-1
Oct 1, 2024 (view filing)Sep 301 dayPartin MarkCHIEF FINANCIAL OFFICERSSale−85.3K$54.84−$4.68M−27.3%226.8K after3 lots10b5-1
Sep 30, 2024 (view filing)Sep 273 daysPartin MarkCHIEF FINANCIAL OFFICERSSale−5.65K$53.00−$299.3K−2.4%226.8K after2 lots10b5-1
Aug 22, 2024 (view filing)Aug 211 dayWoodhams MarkChief Revenue OfficerSSale−1.39K$51.70−$71.7K−1.4%97.6K after3 lots10b5-1
Aug 14, 2024 (view filing)Aug 131 dayWhye BarbaraDirectorSSale−5.38K$52.01−$279.7K−44.2%6.78K after
Aug 8, 2024 (view filing)Aug 71 dayPrager Morgan KaroleCHIEF LEGAL AND ADMINISTRATIVESSale−10.0K$50.00−$500.0K−8.0%115.4K after10b5-1
Jun 12, 2024 (view filing)Jun 111 dayRyan OwenCO-CEOPPurchase+7.55K$46.11+$348.2K+5.2%153.5K after
Jun 6, 2024 (view filing)Jun 42 daysPartin MarkCHIEF FINANCIAL OFFICERSSale−50.0K$47.38−$2.37M−17.9%229.3K after2 lots10b5-1
Jun 3, 2024 (view filing)May 313 daysDuan Jimmy C.Chief Customer OfficerPPurchase+2.00K$47.73+$95.5K+4.1%50.4K after
May 28, 2024 (view filing)May 244 daysRyan OwenCO-CEOPPurchase+3.00K$49.88+$149.6K+2.1%145.9K after
May 23, 2024 (view filing)May 212 daysWoodhams MarkCHIEF REVENUE OFFICERSSale−1.89K$55.43−$104.9K−1.8%100.6K after10b5-1
May 2, 2024 (view filing)May 11 dayWoodhams MarkCHIEF REVENUE OFFICERSSale−2.88K$58.00−$166.9K−2.7%104.7K after10b5-1
Mar 20, 2024 (view filing)Feb 2029 daysPrager Morgan KaroleCHIEF LEGAL AND ADMINISTRATIVESSale−10.0K$57.45−$574.9K−9.9%91.4K afterAmended10b5-1
Mar 20, 2024 (view filing)Feb 2128 daysWoodhams MarkCHIEF REVENUE OFFICERSSale−3.21K$56.15−$180.1K−3.7%83.7K afterAmended10b5-1
Mar 1, 2024 (view filing)Feb 291 dayThompson Kevin BDirectorSSale−4.50K$57.50−$258.8K−29.0%11.0K after10b5-1
Feb 2, 2024 (view filing)Feb 11 dayUnterman ThomasDirectorSSale−750$60.00−$45.0K−1.4%51.5K after
Jan 3, 2024 (view filing)Jan 21 dayUnterman ThomasDirectorSSale−750$60.58−$45.4K−1.4%52.2K after
Dec 18, 2023 (view filing)Dec 153 daysWoodhams MarkChief Revenue OfficerSSale−4.07K$62.67−$255.2K−4.4%88.5K after10b5-1
Dec 4, 2023 (view filing)Dec 13 daysUnterman ThomasDirectorSSale−750$60.00−$45.0K−1.4%53.0K after
Nov 9, 2023 (view filing)Nov 81 dayYamamoto MikaDirectorSSale−5.00K$53.77−$268.9K−34.9%9.33K after
Sep 1, 2023 (view filing)Sep 1Same dayUnterman ThomasDirectorSSale−750$60.34−$45.3K−1.4%53.7K after
Sep 1, 2023 (view filing)Aug 311 dayUnterman ThomasDirectorSSale−750$60.00−$45.0K−1.4%54.5K after
Aug 21, 2023 (view filing)Aug 21Same dayWoodhams MarkChief Revenue OfficerSSale−558$52.00−$29.0K−0.6%94.1K after
May 22, 2023 (view filing)May 22Same dayWoodhams MarkChief Revenue OfficerSSale−558$53.28−$29.7K−0.6%96.1K after
May 22, 2023 (view filing)May 22Same dayHirsch PeterChief Technology OfficerSSale−1.40K$53.28−$74.4K−2.4%56.1K after
May 1, 2023 (view filing)May 1Same dayPartin MarkChief Financial OfficerSSale−5.00K$55.42−$277.1K−2.4%199.5K after
Apr 3, 2023 (view filing)Apr 3Same dayPartin MarkChief Financial OfficerSSale−10.0K$64.66−$646.6K−4.8%199.5K after3 lots
Apr 3, 2023 (view filing)Apr 3Same dayUnterman ThomasDirectorSSale−750$66.54−$49.9K−1.4%53.3K after
Mar 2, 2023 (view filing)Mar 2Same dayPartin MarkChief Financial OfficerSSale−5.00K$70.00−$350.0K−2.9%164.5K after