Comparable stake leader
Mercury Fund III, L.P.
SEC ownership of Benson Hill, Inc.
Top holders, 13D/G large-stake signals, insider positions, and transaction flow tied to CIK 0001830210.
Disclosed value leader
Alec N. Litowitz
Comparable rows
2/25
Latest evidence
29 Sep 2024
- Parsed ownership sources
-
13D/G and 3/4/5
Source: Parsed SEC ownership filingsUse: Compare filing families carefully
- Largest SEC-reported holder
-
Mercury Fund III, L.P.
Ranking: Comparable ownership first, then disclosed value
- Comparable ownership rows
-
2 of 25
Meaning: Rows with safely comparable ownership %
- Latest 13D/G holder
-
Mercury Fund III, L.P.
Source: Latest parsed Schedule 13D/G stake
- Latest parsed ownership date
-
29 Sep 2024
Freshness: Most recent filing date in this holder set
- Issuer CIK
- 0001830210
- Issuer location
- St. Louis, MO
Ownership snapshot
CIK-linked ownership evidence from parsed SEC filings.
3 signals
Issuer
Names, identifiers, and filing context for this profile.
2 identity fields
Ownership snapshot
Top shareholders of Benson Hill, Inc. (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Comparable stake leader
Mercury Fund III, L.P.
Disclosed value leader
Alec N. Litowitz
Comparable rows
2/25
Latest evidence
29 Sep 2024
13D/G
3/4/5
Lead comparable stake: 6.3%
23 rows are not safely comparable across share classes.
13D/G row: Mercury Fund III, L.P.
Showing 1-8 of 25 holder rows.
Quick read
Mercury Fund III, L.P. leads the comparable SEC ownership view at 6.3%.
2 of 25 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Open SEC evidence
Opens Mercury Fund III, L.P.'s linked filing trail.
Comparable ownership
Top 2
Mercury Fund III, L.P.
6.3%
S2G Investments, LLC
5.4%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-8 of 25 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| Mercury Fund III, L.P. |
13D/G
Blair Garrou
|
6.3%
|
$26,890
384,137 shares
|
$0 | 30 Sep 2021 |
| S2G Investments, LLC |
3/4/5
13D/G
Member of 10% owner group.
|
5.4%
from 13D/G
|
$2,814,603
11,492,867 shares
|
— | 23 May 2024 |
| Matthew B. Crisp |
3/4/5
10%+ Owner
|
—
class O/S missing
|
$690,710
2,820,377 shares
|
— | 05 Jun 2024 |
| Fall Line Endurance Fund, LP |
3/4/5
10%+ Owner
|
—
class O/S missing
|
$679,734
2,775,557 shares
|
— | 05 Jun 2024 |
| iSelect Fund Management, LLC |
3/4/5
10%+ Owner
|
—
class O/S missing
|
$279,835
1,142,652 shares
|
— | 05 Jun 2024 |
| Rita Wing Nga Chiu |
3/4/5
10%+ Owner
|
—
class O/S missing
|
$68,230
414,771 shares
|
— | 29 Sep 2024 |
| Alec N. Litowitz |
3/4/5
Former Director
|
—
mixed-class rows
|
$3,074,250
27,048,454 shares
mixed-class rows
|
— | 29 Sep 2021 |
| Michael C. Morgan |
3/4/5
Former Director
|
—
mixed-class rows
|
$3,039,750
26,818,454 shares
mixed-class rows
|
— | 29 Sep 2021 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
Forms 3/4/5 flow
Insider trading overview
Insider buy and sell flow is broadly balanced over the last 12 months. No Buy or Sell transactions have been reported since 09 Jul 2025.
Buys
$0
Insiders: 0
Sells
$0
Insiders: 0
Net
$0
Shares: 0
Window
Last 12 months
4 rolling buckets
Buy value
Sell value
Shares: 0
Shares: 0
| Window (months) | Buy shares | Sell shares | Buy value | Sell value | Net value |
|---|---|---|---|---|---|
| 0-3 | 0 | 0 | $0 | $0 | $0 |
| 3-6 | 0 | 0 | $0 | $0 | $0 |
| 6-9 | 0 | 0 | $0 | $0 | $0 |
| 9-12 | 0 | 0 | $0 | $0 | $0 |
Reporting owners
Insider holders from Forms 3/4/5
Showing 1-20 of 26 reporting-owner rows connected to Benson Hill, Inc.. Open a relationship link for the CIK-to-CIK filing trail.
Rows
26
Largest Forms 3/4/5 holder
Alec N. Litowitz
Net 12M change
$0
Latest report
29 Sep 2024
Recent insider transactions for Benson Hill, Inc.
Showing up to 300 recent insider transactions from the last 12 months.
| Insider | Symbol | Class | Transaction | % | SEC-reported value | SEC-reported price | Shares | Shares owned | Date | Ownership |
|---|---|---|---|---|---|---|---|---|---|---|
| No insider transactions were found in the last 12 months for this issuer. | ||||||||||
* marks a reported price that did not pass the local price check.