OneStream Inc (OS)

Over the last 90 days, OneStream Inc. has seen significant insider selling, totaling over $3.19 million. Notably, Chief Revenue Officer Ken Hohenstein has been the most active seller, with multiple large planned and proposed sales. No insider purchases were recorded during this period. The company's stock has experienced a modest 1.3% increase over the same timeframe.
Stock chart
Ticker: OS Exchange: NSM


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Purchase Sale Planned purchase Planned sale Net purchase Net sale Activity signal Earnings
Top insiders
Trades
Hohenstein Ken
Chief Revenue Officer
2 sales — total 472,400 USD
Planned sale 17 Mar 2026
Value US$3,267,952.36 | Price 259.57 | Shares 9,810
Proposed sale 17 Mar 2026
Value US$1,695,309.54 | Price 497.01 | Shares 45,464
Planned sale 16 Mar 2026
Value US$4,471,461.99 | Price 283.47 | Shares 37,565
Proposed sale 16 Mar 2026
Value US$4,570,624.17 | Price 465.86 | Shares 54,378
Planned sale 11 Mar 2026
Value US$175,516.16 | Price 23.68 | Shares 7,412
Proposed sale 11 Mar 2026
Value US$175,516.16 | Price 23.68 | Shares 7,412
Planned sale 11 Mar 2026
Value US$47,715.20 | Price 23.68 | Shares 2,015
Planned sale 17 Feb 2026
Value US$1,407,600.00 | Price 23.46 | Shares 60,000
Proposed sale 17 Feb 2026
Value US$1,407,600.00 | Price 23.46 | Shares 60,000
Planned sale 16 Jan 2026
Value US$2,835,600.00 | Price 23.63 | Shares 120,000
Proposed sale 16 Jan 2026
Value US$2,838,000.00 | Price 23.65 | Shares 120,000
Planned sale 8 Jan 2026
Value US$153,387.90 | Price 23.58 | Shares 6,505
Planned sale 6 Jan 2026
Value US$130,712.19 | Price 23.59 | Shares 5,541
Planned sale 6 Jan 2026
Value US$54,723.90 | Price 22.66 | Shares 2,415
Proposed sale 6 Jan 2026
Value US$187,841.16 | Price 23.61 | Shares 7,956
Planned sale 16 Dec 2025
Value US$688,400.00 | Price 17.21 | Shares 40,000
Proposed sale 16 Dec 2025
Value US$688,346.26 | Price 17.21 | Shares 40,000
Planned sale 15 Dec 2025
Value US$169,693.83 | Price 17.73 | Shares 9,571
Proposed sale 15 Dec 2025
Value US$169,693.83 | Price 17.73 | Shares 9,571
Planned sale 2 Dec 2025
Value US$385,040.70 | Price 20.90 | Shares 18,423
Planned sale 17 Nov 2025
Value US$837,600.00 | Price 20.94 | Shares 40,000
Proposed sale 17 Nov 2025
Value US$860,000.00 | Price 21.50 | Shares 40,000
Planned sale 16 Oct 2025
Value US$8,619.10 | Price 17.59 | Shares 490
Planned sale 16 Oct 2025
Value US$665,348.40 | Price 16.84 | Shares 39,510
Proposed sale 16 Oct 2025
Value US$673,850.19 | Price 16.85 | Shares 40,000
Planned sale 19 Sep 2025
Value US$600,000.00 | Price 20.00 | Shares 30,000
Proposed sale 19 Sep 2025
Value US$600,000.00 | Price 20.00 | Shares 30,000
Planned sale 16 Sep 2025
Value US$747,600.00 | Price 18.69 | Shares 40,000
Proposed sale 16 Sep 2025
Value US$740,000.00 | Price 18.50 | Shares 40,000
Planned sale 15 Sep 2025
Value US$170,185.29 | Price 19.03 | Shares 8,943
Proposed sale 15 Sep 2025
Value US$170,185.29 | Price 19.03 | Shares 8,943
Planned sale 3 Sep 2025
Value US$2,829.87 | Price 20.07 | Shares 141
Proposed sale 3 Sep 2025
Value US$370,537.44 | Price 19.96 | Shares 18,564
Planned sale 18 Aug 2025
Value US$431,200.00 | Price 21.56 | Shares 20,000
Proposed sale 18 Aug 2025
Value US$431,200.00 | Price 21.56 | Shares 20,000
Planned sale 4 Aug 2025
Value US$156,003.90 | Price 23.53 | Shares 6,630
Planned sale 25 Jul 2025
Value US$625,000.00 | Price 25.00 | Shares 25,000
Proposed sale 25 Jul 2025
Value US$625,000.00 | Price 25.00 | Shares 25,000
Planned sale 18 Jul 2025
Value US$502,400.00 | Price 25.12 | Shares 20,000
Proposed sale 18 Jul 2025
Value US$502,400.00 | Price 25.12 | Shares 20,000
Planned sale 7 Jul 2025
Value US$176,291.70 | Price 26.59 | Shares 6,630
Planned sale 25 Jun 2025
Value US$669,250.00 | Price 26.77 | Shares 25,000
Proposed sale 25 Jun 2025
Value US$669,250.00 | Price 26.77 | Shares 25,000
Planned sale 20 Jun 2025
Value US$31,691.00 | Price 28.81 | Shares 1,100
Planned sale 20 Jun 2025
Value US$816,136.00 | Price 28.24 | Shares 28,900
Proposed sale 20 Jun 2025
Value US$847,932.24 | Price 28.26 | Shares 30,000
Planned sale 18 Jun 2025
Value US$565,600.00 | Price 28.28 | Shares 20,000
Proposed sale 18 Jun 2025
Value US$565,600.00 | Price 28.28 | Shares 20,000
Planned sale 16 Jun 2025
Value US$260,976.60 | Price 27.90 | Shares 9,354
Proposed sale 16 Jun 2025
Value US$260,976.60 | Price 27.90 | Shares 9,354
Sale 11 Jun 2025
Value US$183,523.23 | Price 28.23 | Shares 6,501
Proposed sale 11 Jun 2025
Value US$183,499.83 | Price 28.23 | Shares 6,501
Sale 11 Jun 2025
Value US$177,256.17 | Price 28.23 | Shares 6,279
Proposed sale 11 Jun 2025
Value US$177,233.57 | Price 28.23 | Shares 6,279
Sale 11 Jun 2025
Value US$177,284.40 | Price 28.23 | Shares 6,280
Proposed sale 11 Jun 2025
Value US$177,261.79 | Price 28.23 | Shares 6,280
Sale 11 Jun 2025
Value US$279,843.99 | Price 28.23 | Shares 9,913
Proposed sale 11 Jun 2025
Value US$279,808.30 | Price 28.23 | Shares 9,913
Proposed sale 11 Jun 2025
Value US$17,895.54 | Price 28.23 | Shares 634
Planned sale 2 Jun 2025
Value US$185,004.90 | Price 27.90 | Shares 6,631
Proposed sale 2 Jun 2025
Value US$558,141.46 | Price 28.06 | Shares 19,891
Planned sale 27 May 2025
Value US$719,000.00 | Price 28.76 | Shares 25,000
Proposed sale 27 May 2025
Value US$719,000.00 | Price 28.76 | Shares 25,000
Planned sale 19 May 2025
Value US$553,400.00 | Price 27.67 | Shares 20,000
Proposed sale 19 May 2025
Value US$553,400.00 | Price 27.67 | Shares 20,000
Planned sale 9 May 2025
Value US$1,069,465.60 | Price 26.11 | Shares 40,960
Planned sale 9 May 2025
Value US$6,069,225.60 | Price 25.39 | Shares 239,040
Proposed sale 9 May 2025
Value US$7,138,546.30 | Price 25.49 | Shares 280,000
Planned sale 9 Apr 2025
Value US$811,200.00 | Price 20.28 | Shares 40,000
Proposed sale 9 Apr 2025
Value US$811,047.35 | Price 20.28 | Shares 40,000
Planned sale 18 Feb 2025
Value US$250,400.00 | Price 25.04 | Shares 10,000
Proposed sale 18 Feb 2025
Value US$250,400.00 | Price 25.04 | Shares 10,000
Planned sale 15 Jan 2025
Value US$265,700.00 | Price 26.57 | Shares 10,000
Proposed sale 15 Jan 2025
Value US$265,700.00 | Price 26.57 | Shares 10,000
Planned sale 13 Dec 2024
Value US$2,182,902.40 | Price 30.40 | Shares 71,806
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value
Number of shares Price Value Details
2026-03-18 2026-03-17 PlS Planned sale

Chief Revenue Officer

Officer
9,810 +22.0%
259.57
US$3,267,952
9,810 +22.0% 259.57 US$3,267,952
2026-03-17 2026-03-17 PrS Proposed sale

Officer

Officer
45,464
497.01
US$1,695,310
45,464 497.01 US$1,695,310
2026-03-18 2026-03-16 PlS Planned sale

Chief Revenue Officer

Officer
37,565 -16.6%
283.47
US$4,471,462
37,565 -16.6% 283.47 US$4,471,462
2026-03-16 2026-03-16 PrS Proposed sale

Officer

Officer
49,204
23.58
US$1,160,230
49,204 23.58 US$1,160,230
2026-03-12 2026-03-11 PlS Planned sale

President

Officer
7,412 -2.6%
23.68
US$175,516
7,412 -2.6% 23.68 US$175,516
2026-03-12 2026-03-11 PlS Planned sale

Chief Accounting Officer

Officer
2,015 -3.5%
23.68
US$47,715
2,015 -3.5% 23.68 US$47,715
2026-03-11 2026-03-11 PrS Proposed sale

Officer

Officer
7,412
23.68
US$175,516
7,412 23.68 US$175,516
2026-02-19 2026-02-17 PlS Planned sale

Chief Revenue Officer

Officer
60,000 -5.7%
23.46
US$1,407,600
60,000 -5.7% 23.46 US$1,407,600
2026-02-17 2026-02-17 PrS Proposed sale

Officer

Officer
60,000
23.46
US$1,407,600
60,000 23.46 US$1,407,600
2026-01-20 2026-01-16 PlS Planned sale

Chief Revenue Officer

Officer
120,000 -10.8%
23.63
US$2,835,600
120,000 -10.8% 23.63 US$2,835,600
2026-01-16 2026-01-16 PrS Proposed sale

Officer

Officer
120,000
23.65
US$2,838,000
120,000 23.65 US$2,838,000
2026-01-09 2026-01-08 PlS Planned sale

Chief Accounting Officer

Officer
6,505 -10.0%
23.58
US$153,388
6,505 -10.0% 23.58 US$153,388
2026-01-08 2026-01-06 PlS Planned sale Non-Executive Director
5,541 -43.7%
23.59
US$130,712
5,541 -43.7% 23.59 US$130,712
2026-01-08 2026-01-06 PlS Planned sale Non-Executive Director
2,415 -16.0%
22.66
US$54,724
2,415 -16.0% 22.66 US$54,724
2026-01-06 2026-01-06 PrS Proposed sale

Director

Non-Executive Director
7,956
23.61
US$187,841
7,956 23.61 US$187,841
2025-12-18 2025-12-16 PlS Planned sale

Chief Revenue Officer

Officer
40,000 -3.9%
17.21
US$688,400
40,000 -3.9% 17.21 US$688,400
2025-12-16 2025-12-16 PrS Proposed sale

Officer

Officer
40,000
17.21
US$688,346
40,000 17.21 US$688,346
2025-12-16 2025-12-15 PlS Planned sale

Chief Financial Officer

Officer
9,571 -4.4%
17.73
US$169,694
9,571 -4.4% 17.73 US$169,694
2025-12-15 2025-12-15 PrS Proposed sale

Officer

Officer
9,571
17.73
US$169,694
9,571 17.73 US$169,694
2025-12-04 2025-12-02 PlS Planned sale Non-Executive Director
18,423 -55.0%
20.90
US$385,041
18,423 -55.0% 20.90 US$385,041
2025-11-19 2025-11-17 PlS Planned sale

Chief Revenue Officer

Officer
40,000 -3.9%
20.94
US$837,600
40,000 -3.9% 20.94 US$837,600
2025-11-17 2025-11-17 PrS Proposed sale

Officer

Officer
40,000
21.50
US$860,000
40,000 21.50 US$860,000
2025-10-17 2025-10-16 PlS Planned sale

Chief Revenue Officer

Officer
490 -0.0%
17.59
US$8,619
490 -0.0% 17.59 US$8,619
2025-10-17 2025-10-16 PlS Planned sale

Chief Revenue Officer

Officer
39,510 -3.8%
16.84
US$665,348
39,510 -3.8% 16.84 US$665,348
2025-10-16 2025-10-16 PrS Proposed sale

Officer

Officer
40,000
16.85
US$673,850
40,000 16.85 US$673,850
2025-09-22 2025-09-19 PlS Planned sale Non-Executive Director
30,000 -100.0%
20.00
US$600,000
30,000 -100.0% 20.00 US$600,000
2025-09-19 2025-09-19 PrS Proposed sale

Director

Non-Executive Director
30,000
20.00
US$600,000
30,000 20.00 US$600,000
2025-09-18 2025-09-16 PlS Planned sale

Chief Revenue Officer

Officer
40,000 -3.9%
18.69
US$747,600
40,000 -3.9% 18.69 US$747,600
2025-09-16 2025-09-16 PrS Proposed sale

Officer

Officer
40,000
18.50
US$740,000
40,000 18.50 US$740,000
2025-09-16 2025-09-15 PlS Planned sale

Chief Financial Officer

Officer
8,943 -3.9%
19.03
US$170,185
8,943 -3.9% 19.03 US$170,185
2025-09-15 2025-09-15 PrS Proposed sale

Officer

Officer
8,943
19.03
US$170,185
8,943 19.03 US$170,185
2025-09-04 2025-09-03 PlS Planned sale Non-Executive Director
141 -0.4%
20.07
US$2,830
141 -0.4% 20.07 US$2,830
2025-09-03 2025-09-03 PrS Proposed sale

Director

Non-Executive Director
18,564
19.96
US$370,537
18,564 19.96 US$370,537
2025-08-20 2025-08-18 PlS Planned sale

Chief Revenue Officer

Officer
20,000 -2.0%
21.56
US$431,200
20,000 -2.0% 21.56 US$431,200
2025-08-18 2025-08-18 PrS Proposed sale

Officer

Officer
20,000
21.56
US$431,200
20,000 21.56 US$431,200
2025-08-06 2025-08-04 PlS Planned sale Non-Executive Director
6,630 -16.5%
23.53
US$156,004
6,630 -16.5% 23.53 US$156,004
2025-07-28 2025-07-25 PlS Planned sale

Chief Financial Officer

Officer
25,000 -9.5%
25.00
US$625,000
25,000 -9.5% 25.00 US$625,000
2025-07-25 2025-07-25 PrS Proposed sale

Officer

Officer
25,000
25.00
US$625,000
25,000 25.00 US$625,000
2025-07-21 2025-07-18 PlS Planned sale

Chief Revenue Officer

Officer
20,000 -2.0%
25.12
US$502,400
20,000 -2.0% 25.12 US$502,400
2025-07-18 2025-07-18 PrS Proposed sale

Officer

Officer
20,000
25.12
US$502,400
20,000 25.12 US$502,400
2025-07-09 2025-07-07 PlS Planned sale Non-Executive Director
6,630 -14.1%
26.59
US$176,292
6,630 -14.1% 26.59 US$176,292
2025-06-27 2025-06-25 PlS Planned sale

Chief Financial Officer

Officer
25,000 -9.5%
26.77
US$669,250
25,000 -9.5% 26.77 US$669,250
2025-06-25 2025-06-25 PrS Proposed sale

Officer

Officer
25,000
26.77
US$669,250
25,000 26.77 US$669,250
2025-06-24 2025-06-20 PlS Planned sale Non-Executive Director
1,100 -100.0%
28.81
US$31,691
1,100 -100.0% 28.81 US$31,691
2025-06-24 2025-06-20 PlS Planned sale Non-Executive Director
28,900 -96.3%
28.24
US$816,136
28,900 -96.3% 28.24 US$816,136
2025-06-20 2025-06-20 PrS Proposed sale

Director

Non-Executive Director
30,000
28.26
US$847,932
30,000 28.26 US$847,932
2025-06-23 2025-06-18 PlS Planned sale

Chief Revenue Officer

Officer
20,000 -2.0%
28.28
US$565,600
20,000 -2.0% 28.28 US$565,600
2025-06-18 2025-06-18 PrS Proposed sale

Officer

Officer
20,000
28.28
US$565,600
20,000 28.28 US$565,600
2025-06-18 2025-06-16 PlS Planned sale

Chief Financial Officer

Officer
9,354 -3.8%
27.90
US$260,977
9,354 -3.8% 27.90 US$260,977
2025-06-16 2025-06-16 PrS Proposed sale

Officer

Officer
9,354
27.90
US$260,977
9,354 27.90 US$260,977
2025-06-12 2025-06-11 S Sale

Chief Financial Officer

Officer
6,501 -2.6%
28.23
US$183,523
6,501 -2.6% 28.23 US$183,523
2025-06-12 2025-06-11 S Sale
6,279 -2.9%
28.23
US$177,256
6,279 -2.9% 28.23 US$177,256
2025-06-12 2025-06-11 S Sale

Chief Revenue Officer

Officer
6,280 -0.6%
28.23
US$177,284
6,280 -0.6% 28.23 US$177,284
2025-06-12 2025-06-11 S Sale

CEO and President

Executive Director Large shareholder
9,913 -2.0%
28.23
US$279,844
9,913 -2.0% 28.23 US$279,844
2025-06-11 2025-06-11 PrS Proposed sale

Officer

Officer
6,279
28.23
US$177,234
6,279 28.23 US$177,234
2025-06-11 2025-06-11 PrS Proposed sale

Officer

Officer
6,280
28.23
US$177,262
6,280 28.23 US$177,262
2025-06-11 2025-06-11 PrS Proposed sale

Officer

Officer
6,501
28.23
US$183,500
6,501 28.23 US$183,500
2025-06-11 2025-06-11 PrS Proposed sale

Officer; Director

Executive Director
9,913
28.23
US$279,808
9,913 28.23 US$279,808
2025-06-11 2025-06-11 PrS Proposed sale

Officer

Officer
634
28.23
US$17,896
634 28.23 US$17,896
2025-06-04 2025-06-02 PlS Planned sale Non-Executive Director
6,631 -12.4%
27.90
US$185,005
6,631 -12.4% 27.90 US$185,005
2025-06-02 2025-06-02 PrS Proposed sale

Director

Non-Executive Director
19,891
28.06
US$558,141
19,891 28.06 US$558,141
2025-05-29 2025-05-27 PlS Planned sale

Chief Financial Officer

Officer
25,000 -9.0%
28.76
US$719,000
25,000 -9.0% 28.76 US$719,000
2025-05-27 2025-05-27 PrS Proposed sale

Officer

Officer
25,000
28.76
US$719,000
25,000 28.76 US$719,000
2025-05-21 2025-05-19 PlS Planned sale

Chief Revenue Officer

Officer
20,000 -1.9%
27.67
US$553,400
20,000 -1.9% 27.67 US$553,400
2025-05-19 2025-05-19 PrS Proposed sale

Officer

Officer
20,000
27.67
US$553,400
20,000 27.67 US$553,400
2025-05-13 2025-05-09 PlS Planned sale Large shareholder
40,960 -15.7%
26.11
US$1,069,466
40,960 -15.7% 26.11 US$1,069,466
2025-05-13 2025-05-09 PlS Planned sale Large shareholder
239,040 -47.9%
25.39
US$6,069,226
239,040 -47.9% 25.39 US$6,069,226
2025-05-09 2025-05-09 PrS Proposed sale

Officer

Officer
280,000
25.49
US$7,138,546
280,000 25.49 US$7,138,546
2025-04-10 2025-04-09 PlS Planned sale Non-Executive Director
40,000 -100.0%
20.28
US$811,200
40,000 -100.0% 20.28 US$811,200
2025-04-09 2025-04-09 PrS Proposed sale

Director

Non-Executive Director
40,000
20.28
US$811,047
40,000 20.28 US$811,047
2025-02-20 2025-02-18 PlS Planned sale

Chief Financial Officer

Officer
10,000 -100.0%
25.04
US$250,400
10,000 -100.0% 25.04 US$250,400
2025-02-18 2025-02-18 PrS Proposed sale

Officer

Officer
10,000
25.04
US$250,400
10,000 25.04 US$250,400
2025-01-17 2025-01-15 PlS Planned sale

Chief Financial Officer

Officer
10,000 -100.0%
26.57
US$265,700
10,000 -100.0% 26.57 US$265,700
2025-01-15 2025-01-15 PrS Proposed sale

Officer

Officer
10,000
26.57
US$265,700
10,000 26.57 US$265,700
2024-12-17 2024-12-13 PlS Planned sale

President

Officer Large shareholder
71,806 -100.0%
30.40
US$2,182,902
71,806 -100.0% 30.40 US$2,182,902