BILLERBECK DARIN G

PrivateCIK: 1388177
Location

CHANDLER, AZ

BILLERBECK DARIN G sold 19.5% of their position (30K shares) of EVERSPIN TECHNOLOGIES INC. on the open market

Open‑market sale worth $1.11M — a significant reduction. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 1 sale
InsiderBILLERBECK DARIN GCIK 1388177
Director
Since Aug 2018
-30K
Net shares
Net seller
$1.11M
Total sold
1
Open market trades
0B · 1S
3
Total transactions
30K acquired · 60K disposed
Non-Derivative Transactions2

Common Stock

Direct
M · Option Exercise

Shares

+30K

Price / share

$8.52

Trade value

$255.60K

% of position

24.2%
5/11/2026
124.07K154.07K

Common Stock

Direct
S · Sale

Shares

30K

Price / share

$37.16

Trade value

$1.11M

% of position

19.5%
5/11/2026
154.07K124.07K
Total

Net shares

+0.00

Net value

-$859.20K

Derivative Transactions1

Nonqualified Stock Option (Right to Buy)

Direct
M · Option Exercise
Converts to

Common Stock

30K shares

Shares

30K

Strike price

8.52

Held after

0.00

Exercisable

5/11/2026
BILLERBECK DARIN G — Insider Transaction (Form 4) Filed May 13, 2026 | Finecho