Comparable stake leader
AWM Investment Company, Inc.
SEC ownership of EVERSPIN TECHNOLOGIES INC.
Top holders, 13D/G large-stake signals, insider positions, and transaction flow tied to CIK 0001438423.
Disclosed value leader
AWM Investment Company, Inc.
Comparable rows
50/50
Latest evidence
21 May 2026
- Symbol
- MRAM on Nasdaq
- SEC evidence covered
- 13D/G, 13F, and 3/4/5
- Largest SEC-reported holder
- AWM Investment Company, Inc.
- Latest 13D/G holder
- AWM Investment Company, Inc.
- Latest parsed evidence date
- 21 May 2026
- CIK
- 0001438423
- Location
- Chandler, AZ
Ownership snapshot
2 signals
Issuer
2 identity fields
Ownership snapshot
Top shareholders of EVERSPIN TECHNOLOGIES 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
AWM Investment Company, Inc.
Disclosed value leader
AWM Investment Company, Inc.
Comparable rows
50/50
Latest evidence
21 May 2026
13D/G
13F
3/4/5
Lead comparable stake: 8.9%
13D/G row: AWM Investment Company, Inc.
Showing 1-8 of 50 holder rows.
Quick read
AWM Investment Company, Inc. leads the comparable SEC ownership view at 8.9%.
50 of 50 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.
Comparable ownership
Top 5
AWM Investment Company, Inc.
8.9%
BARCLAYS PLC
5%
Lynrock Lake LP
4.2%
BlackRock, Inc.
2.3%
Sanjeev Aggarwal
3.8%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-8 of 50 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| AWM Investment Company, Inc. |
13D/G
13F
Company
|
8.9%
|
$18,259,068
2,077,231 shares
|
$0 | 31 Mar 2026 |
| BARCLAYS PLC |
13D/G
13F
Company
|
5%
|
$10,217,601
1,162,412 shares
|
-$3,356,505 | 31 Mar 2026 |
| Lynrock Lake LP |
13F
13D/G
Company
|
4.2%
from 13D/G
|
$8,523,092
969,635 shares
|
— | 31 Mar 2026 |
| BlackRock, Inc. |
13D/G
13F
Company
|
2.3%
|
$3,300,470
524,717 shares
|
$0 | 30 Jun 2025 |
| Sanjeev Aggarwal |
3/4/5
President and CEO, Director
|
3.8%
|
$7,651,220
870,446 shares
|
-$1,386,627 | 20 May 2026 |
| Lawrence G. Finch |
3/4/5
Director
|
0.93%
|
$5,028,673
214,356 shares
|
-$8,517,727 | 21 May 2026 |
| William Earl Cooper |
3/4/5
Chief Financial Officer
|
0.65%
|
$1,327,553
151,030 shares
|
-$335,593 | 20 May 2026 |
| Darin G. Billerbeck |
3/4/5
Director
|
0.55%
|
$1,124,460
127,925 shares
|
-$113,040 | 21 May 2026 |
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
Net insider flow leans to selling over the last 12 months. Net value: -$10,410,737.
Buys
$0
Insiders: 0
Sells
$10,410,737
Insiders: 5
Net
-$10,410,737
Shares: -472,467
Window
Last 12 months
4 rolling buckets
Buy value
Sell value
Shares: 0
Shares: 472,467
| Window (months) | Buy shares | Sell shares | Buy value | Sell value | Net value |
|---|---|---|---|---|---|
| 0-3 | 0 | 370,539 | $0 | $9,507,303 | -$9,507,303 |
| 3-6 | 0 | 32,152 | $0 | $341,118 | -$341,118 |
| 6-9 | 0 | 36,647 | $0 | $344,832 | -$344,832 |
| 9-12 | 0 | 33,129 | $0 | $217,484 | -$217,484 |
Reporting owners
Insider holders from Forms 3/4/5
Showing 1-17 of 17 reporting-owner rows connected to EVERSPIN TECHNOLOGIES INC.. Open a relationship link for the CIK-to-CIK filing trail.
Rows
17
Largest Forms 3/4/5 holder
Sanjeev Aggarwal
Net 12M change
-$10,410,737
Latest report
21 May 2026
| Name | Relationship | Holdings Value | Past Year Net Change | Change % | Valuation | Report Date |
|---|---|---|---|---|---|---|
| Sanjeev Aggarwal | President and CEO, Director | $7,651,220 | -$1,386,627 | -15% | Median | 20 May 2026 |
| Lawrence G. Finch | Director | $5,028,673 | -$8,517,727 | -63% | Mixed | 21 May 2026 |
| Stephen Socolof | Former 10% Holder | $4,554,616 | Mixed | 12 Nov 2021 | ||
| Anuj Aggarwal | Chief Financial Officer | $1,664,409 | Filing P/S | 02 Jul 2024 | ||
| William Earl Cooper | Chief Financial Officer | $1,327,553 | -$335,593 | -20% | Median | 20 May 2026 |
| Darin G. Billerbeck | Director | $1,124,460 | -$113,040 | -9.1% | Median | 21 May 2026 |
| Sean M. Dougherty | Vice President, Sales | $909,495 | Mixed | 31 Mar 2026 | ||
| Geoffrey G. Ribar | Director | $860,672 | Median | 21 May 2026 | ||
| Tara Long | Director | $742,456 | -$57,750 | -7.2% | Median | 21 May 2026 |
| David Schrenk | Vp Sales & Bus. Development | $636,604 | Filing P/S | 28 May 2025 | ||
| Geoffrey Tate | Former Director | $406,943 | Mixed | 10 May 2021 | ||
| Glen Hawk | Director | $381,512 | Median | 21 May 2026 | ||
| Douglas M. Mitchell | Director | $282,159 | Median | 21 May 2026 | ||
| Michael B. Gustafson | Director | $94,075 | Mixed | 17 Aug 2022 | ||
| Matthew Tenorio | Interim CFO | $89,494 | Filing P/S | 03 Jan 2025 | ||
| Troy Winslow | VP, Sales and Marketing | $49,989 | Mixed | 01 Jul 2022 | ||
| Aparna Oka | Corporate Controller | $16,374 | Mixed | 24 May 2021 |
Recent insider transactions for EVERSPIN TECHNOLOGIES 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 |
|---|---|---|---|---|---|---|---|---|---|---|
| Lawrence G. Finch | MRAM | Common Stock | Sale | -60.9% | $7,078,884 | $26.40 | -268,130 | 172,395 | 29 May 2026 | Direct |
| Geoffrey G. Ribar | MRAM | Common Stock | Award | 4.1% | 3,852 | 97,915 | 21 May 2026 | Direct | ||
| Douglas M. Mitchell | MRAM | Common Stock | Award | 13.6% | 3,852 | 32,100 | 21 May 2026 | Direct | ||
| Tara Long | MRAM | Common Stock | Award | 4.78% | 3,852 | 84,466 | 21 May 2026 | Direct | ||
| Glen Hawk | MRAM | Common Stock | Award | 9.74% | 3,852 | 43,403 | 21 May 2026 | Direct | ||
| Lawrence G. Finch | MRAM | Common Stock | Award | 0.88% | 3,852 | 440,525 | 21 May 2026 | Direct | ||
| Darin G. Billerbeck | MRAM | Common Stock | Award | 3.1% | 3,852 | 127,925 | 21 May 2026 | Direct | ||
| Geoffrey G. Ribar | MRAM | Common Stock | Sale | -22.6% | -27,488 | 94,063 | 20 May 2026 | Direct | ||
| William Earl Cooper | MRAM | Common Stock | Sale | -6.21% | -10,000 | 151,030 | 20 May 2026 | Direct | ||
| Sanjeev Aggarwal | MRAM | Common Stock | Options Exercise | 6.23% | 51,024 | 870,446 | 20 May 2026 | Direct | ||
| Sanjeev Aggarwal | MRAM | Employee Stock Option (Right to Buy) | Options Exercise | -100% | -51,024 | 0 | 20 May 2026 | Direct | ||
| Sanjeev Aggarwal | MRAM | Common Stock | Sale | -11.1% | -102,192 | 819,422 | 18 May 2026 | Direct | ||
| Sanjeev Aggarwal | MRAM | Common Stock | Options Exercise | 12.5% | 102,192 | 921,614 | 18 May 2026 | Direct | ||
| Sanjeev Aggarwal | MRAM | Employee Stock Option (Right to Buy) | Options Exercise | -89.8% | -102,192 | 11,578 | 18 May 2026 | Direct | ||
| Sanjeev Aggarwal | MRAM | Common Stock | Sale | -1.06% | -8,784 | 819,422 | 15 May 2026 | Direct | ||
| Sanjeev Aggarwal | MRAM | Common Stock | Options Exercise | 1.07% | 8,784 | 828,206 | 15 May 2026 | Direct | ||
| Sanjeev Aggarwal | MRAM | Employee Stock Option (Right to Buy) | Options Exercise | -17.6% | -8,784 | 41,216 | 15 May 2026 | Direct | ||
| Glen Hawk | MRAM | Common Stock | Sale | -55.1% | -48,563 | 39,551 | 15 May 2026 | Direct | ||
| Lawrence G. Finch | MRAM | Common Stock | Sale | -100% | $1,438,843 | $34.29 | -41,961 | 0 | 11 May 2026 | See Footnote |
| Darin G. Billerbeck | MRAM | Common Stock | Sale | -19.5% | -30,000 | 124,073 | 11 May 2026 | Direct | ||
| Darin G. Billerbeck | MRAM | Common Stock | Options Exercise | 24.2% | 30,000 | 154,073 | 11 May 2026 | Direct | ||
| Darin G. Billerbeck | MRAM | Nonqualified Stock Option (Right to Buy) | Options Exercise | -100% | -30,000 | 0 | 11 May 2026 | Direct | ||
| William Earl Cooper | MRAM | Common Stock | Sale | -6.39% | $239,250 | $21.75 | -11,000 | 161,030 | 06 May 2026 | Direct |
| Lawrence G. Finch | MRAM | Common Stock | Award | 0.15% | 637 | 436,673 | 06 May 2026 | Direct | ||
| Sanjeev Aggarwal | MRAM | Common Stock | Sale | -3.36% | $557,227 | $19.58 | -28,459 | 819,422 | 04 May 2026 | Direct |
| Sanjeev Aggarwal | MRAM | Common Stock | Sale | -2.24% | $178,848 | $9.20 | -19,440 | 847,881 | 01 Apr 2026 | Direct |
| William Earl Cooper | MRAM | Common Stock | Sale | -0.89% | $14,251 | $9.20 | -1,549 | 172,030 | 01 Apr 2026 | Direct |
| Sanjeev Aggarwal | MRAM | Common Stock | Award | 55.8% | 310,825 | 867,321 | 31 Mar 2026 | Direct | ||
| William Earl Cooper | MRAM | Common Stock | Award | 86.3% | 80,386 | 173,579 | 31 Mar 2026 | Direct | ||
| Sean M. Dougherty | MRAM | Common Stock | Award | 22.5% | 18,006 | 98,006 | 31 Mar 2026 | Direct | ||
| Lawrence G. Finch | MRAM | Common Stock | Award | 0.35% | 1,502 | 436,036 | 11 Mar 2026 | Direct | ||
| Sanjeev Aggarwal | MRAM | Common Stock | Options Exercise | 1.29% | 7,084 | 556,496 | 04 Feb 2026 | Direct | ||
| Sanjeev Aggarwal | MRAM | Employee Stock Option (Right to Buy) | Options Exercise | -100% | -7,084 | 0 | 04 Feb 2026 | Direct | ||
| William Earl Cooper | MRAM | Common Stock | Sale | -6.81% | $82,092 | $12.06 | -6,807 | 93,193 | 07 Jan 2026 | Direct |
| Sanjeev Aggarwal | MRAM | Common Stock | Sale | -4.41% | $259,026 | $10.22 | -25,345 | 549,412 | 05 Jan 2026 | Direct |
| Tara Long | MRAM | Common Stock | Sale | -8.51% | $57,750 | $7.70 | -7,500 | 80,614 | 25 Nov 2025 | Direct |
| Lawrence G. Finch | MRAM | Common Stock | Award | 0.35% | 1,529 | 434,534 | 12 Nov 2025 | Direct | ||
| Darin G. Billerbeck | MRAM | Common Stock | Sale | -8.82% | $113,040 | $9.42 | -12,000 | 124,073 | 10 Nov 2025 | Direct |
| Darin G. Billerbeck | MRAM | Common Stock | Options Exercise | 9.67% | 12,000 | 136,073 | 10 Nov 2025 | Direct | ||
| Darin G. Billerbeck | MRAM | Nonqualified Stock Option (Right to Buy) | Options Exercise | -100% | -12,000 | 0 | 10 Nov 2025 | Direct | ||
| Sanjeev Aggarwal | MRAM | Common Stock | Sale | -2.9% | $174,042 | $10.15 | -17,147 | 574,757 | 02 Oct 2025 | Direct |
| Lawrence G. Finch | MRAM | Common Stock | Award | 0.5% | 2,165 | 433,005 | 13 Aug 2025 | Direct | ||
| Sanjeev Aggarwal | MRAM | Common Stock | Sale | -0.3% | $10,643 | $6.02 | -1,768 | 591,904 | 08 Aug 2025 | Direct |
| Sanjeev Aggarwal | MRAM | Common Stock | Sale | -0.23% | $8,278 | $6.10 | -1,357 | 593,672 | 07 Aug 2025 | Direct |
| Sean Michael Dougherty | MRAM | Common Stock | Award | 80,000 | 80,000 | 05 Aug 2025 | Direct | |||
| Sanjeev Aggarwal | MRAM | Common Stock | Sale | -2.09% | $86,457 | $6.82 | -12,677 | 595,029 | 03 Jul 2025 | Direct |
| Sanjeev Aggarwal | MRAM | Common Stock | Sale | -2.77% | $112,106 | $6.47 | -17,327 | 607,706 | 02 Jul 2025 | Direct |
* marks a reported price that did not pass the local price check.