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Tenon Medical, Inc.

TNON Net selling
CIK 0001560293 #5459 in the set updated 17 Sep 2026
Bought (120 mo)
$513.87K
out of their own pocket, the only kind of buying there is
Sold (120 mo)
$722.57K
$0.00 on a plan · $0.00 straight out of an exercise
Sold at will
$722.57K
11 of 11 sales
Net
−$208.70K
−$208.70K against sales at will

By person

13 insiders · 32 transactions
Insider
Role
Bought
Sold
Net
Holding
Worth
Change
HRT FINANCIAL LP entity
10% owner
$500.22K (9)
$605.67K (9)
−$105.45K
15,839
$88.06K
−29.6%
GINN RICHARD
Chief Technology Officer
$81.89K (1)
−$81.89K
167,357
$930.50K
FOSTER STEVEN M
CEO and President
(1)
$35.02K (1)
−$35.02K
262,962
$1.46M
VAN DICK STEVEN M
Chief Financial Officer
$13.65K (1)
+$13.65K
100,416
$558.31K
+402.5%
Geist Wyatt D.
Chief Innovation Officer
(1)
$0.00
644,735
$3.58M
+31.9%
Grawey Nathaniel A.
Chief Commercial Officer
(1)
$0.00
482,865
$2.68M
+54.0%
Ferrari Richard
Director
135,243
$751.95K
Jacques Kristine M
Director
20,876
$116.07K
HOWARD IVAN
Director
19,194
$106.72K
Hochschuler Stephen
Director
18,670
$103.81K
WEIGLE ROBERT K
Director
18,284
$101.66K
Fischer Frank M
Director
6,207
$34.51K
Williamson Kevin
Chief Financial Officer
2,580
$14.34K

No percentages here. This company's share count has moved by a factor of 16.9 over the window, from 667,047 to 11,296,378 shares. A split, a merger or a large issue changes what the company is, and a holding measured at one point in that run is not a fraction of it at another.

Insider
Date
Role
Action
Shares
Price
Amount
HRT FINANCIAL LP
10 Sep 2026
10% owner
Buy
8,431
$4.92
$41.48K
HRT FINANCIAL LP
10 Sep 2026
10% owner
Buy
28,267
$4.02
$113.63K
HRT FINANCIAL LP
10 Sep 2026
10% owner
Buy
31,227
$2.92
$91.18K
HRT FINANCIAL LP
9 Sep 2026
10% owner
Buy
39,508
$3.40
$134.33K
HRT FINANCIAL LP
8 Sep 2026
10% owner
Buy
707
$3.34
$2.36K
HRT FINANCIAL LP
3 Sep 2026
10% owner
Buy
1,658
$3.98
$6.60K
HRT FINANCIAL LP
1 Sep 2026
10% owner
Buy
1,790
$4.57
$8.18K
HRT FINANCIAL LP
28 Aug 2026
10% owner
Buy
5,981
$6.35
$37.98K
HRT FINANCIAL LP
28 Aug 2026
10% owner
Buy
12,376
$5.21
$64.48K
Grawey Nathaniel A.
14 Nov 2025
Chief Commercial Officer
Buy
101,167
no price
Geist Wyatt D.
14 Nov 2025
Chief Innovation Officer
Buy
19,455
no price
FOSTER STEVEN M
14 Nov 2025
CEO and President
Buy
19,455
no price
VAN DICK STEVEN M
14 Jun 2023
Chief Financial Officer
Buy
50,000
$0.27
$13.65K

What was left out

Form 4 filings counted 57
Amendments (4/A) skipped 0
Filings about a different issuer 0
Unreadable filings 0
Joint filings 0
Sales on a Rule 10b5-1 plan 0
Sales straight out of an exercise 0
Sales at will 11
Transactions with no price 3
Shares from compensation/vesting 1,620,236
History held since 16 May 2022