Insider Transactions in Q3 2025 at Klaviyo, Inc. (KVYO)
Insider Transaction List (Q3 2025)
| Date | Insider | Transaction | Ownership Type | Shares Traded | Value / Price |
|---|---|---|---|---|---|
|
Sep 30
2025
|
Andrew Bialecki Chief Executive Officer |
SELL
Open market or private sale
|
Direct |
137,224
-43.12%
|
$3,979,496
$29.29 P/Share
|
|
Sep 30
2025
|
Andrew Bialecki Chief Executive Officer |
BUY
Conversion of derivative security
|
Direct |
137,224
+50.0%
|
-
|
|
Sep 23
2025
|
Andrew Bialecki Chief Executive Officer |
SELL
Open market or private sale
|
Direct |
211,358
-92.95%
|
$7,397,530
$35.26 P/Share
|
|
Sep 23
2025
|
Andrew Bialecki Chief Executive Officer |
BUY
Conversion of derivative security
|
Direct |
211,358
+50.0%
|
-
|
|
Sep 16
2025
|
Andrew Bialecki Chief Executive Officer |
SELL
Open market or private sale
|
Direct |
226,382
-81.12%
|
$7,244,224
$32.24 P/Share
|
|
Sep 16
2025
|
Andrew Bialecki Chief Executive Officer |
BUY
Conversion of derivative security
|
Direct |
226,382
+50.0%
|
-
|
|
Sep 15
2025
|
Ed Hallen Director |
SELL
Bona fide gift
|
Indirect |
20,260
-2.8%
|
-
|
|
Sep 15
2025
|
Ed Hallen Director |
SELL
Open market or private sale
|
Indirect |
89,748
-9.83%
|
$2,782,188
$31.69 P/Share
|
|
Sep 15
2025
|
Stephen Eric Rowland President |
SELL
Open market or private sale
|
Direct |
7,105
-0.8%
|
$220,255
$31.57 P/Share
|
|
Sep 15
2025
|
Gomez Luciano Fernandez Interim Executive Officer |
BUY
Grant, award, or other acquisition
|
Direct |
100,597
+44.13%
|
-
|
|
Sep 12
2025
|
Amanda Whalen Chief Financial Officer |
SELL
Open market or private sale
|
Direct |
15,000
-3.02%
|
$465,000
$31.5 P/Share
|
|
Sep 12
2025
|
Amanda Whalen Chief Financial Officer |
BUY
Conversion of derivative security
|
Direct |
11,204
+2.21%
|
-
|
|
Sep 11
2025
|
Ed Hallen Director |
BUY
Bona fide gift
|
Indirect |
990,000
+50.0%
|
-
|
|
Sep 11
2025
|
Ed Hallen Director |
SELL
Bona fide gift
|
Direct |
990,000
-100.0%
|
-
|
|
Sep 11
2025
|
Ed Hallen Director |
BUY
Conversion of derivative security
|
Direct |
990,000
+50.0%
|
-
|
|
Sep 10
2025
|
Ledger Susan St. Director |
SELL
Open market or private sale
|
Direct |
3,413
-23.78%
|
$109,216
$32.2 P/Share
|
|
Sep 09
2025
|
Andrew Bialecki Chief Executive Officer |
SELL
Open market or private sale
|
Direct |
220,481
-100.0%
|
$6,834,911
$31.96 P/Share
|
|
Sep 09
2025
|
Andrew Bialecki Chief Executive Officer |
BUY
Conversion of derivative security
|
Direct |
220,481
+50.0%
|
-
|
|
Sep 08
2025
|
Summit Partners L P |
SELL
Open market or private sale
|
Indirect |
4,000,000
-100.0%
|
$124,000,000
$31.87 P/Share
|
|
Sep 08
2025
|
Summit Partners L P |
BUY
Conversion of derivative security
|
Indirect |
4,000,000
+50.0%
|
-
|
|
Sep 02
2025
|
Andrew Bialecki Chief Executive Officer |
SELL
Open market or private sale
|
Direct |
223,304
-78.86%
|
$6,699,120
$30.97 P/Share
|
|
Sep 02
2025
|
Andrew Bialecki Chief Executive Officer |
BUY
Conversion of derivative security
|
Direct |
223,304
+50.0%
|
-
|
|
Aug 28
2025
|
Andrew Bialecki Chief Executive Officer |
SELL
Bona fide gift
|
Direct |
3,500,000
-100.0%
|
-
|
|
Aug 28
2025
|
Andrew Bialecki Chief Executive Officer |
BUY
Conversion of derivative security
|
Direct |
3,500,000
+50.0%
|
-
|
|
Aug 26
2025
|
Andrew Bialecki Chief Executive Officer |
SELL
Open market or private sale
|
Direct |
226,702
-97.74%
|
$7,027,762
$31.36 P/Share
|
|
Aug 26
2025
|
Andrew Bialecki Chief Executive Officer |
BUY
Conversion of derivative security
|
Direct |
226,702
+50.0%
|
-
|
|
Aug 25
2025
|
Summit Partners L P |
SELL
Open market or private sale
|
Indirect |
975,000
-100.0%
|
$29,250,000
$30.01 P/Share
|
|
Aug 25
2025
|
Summit Partners L P |
BUY
Conversion of derivative security
|
Indirect |
975,000
+50.0%
|
-
|
|
Aug 21
2025
|
Summit Partners L P |
SELL
Other acquisition or disposition
|
Indirect |
500,000
-100.0%
|
-
|
|
Aug 18
2025
|
Stephen Eric Rowland President |
SELL
Open market or private sale
|
Direct |
7,105
-1.57%
|
$220,255
$31.46 P/Share
|
|
Aug 18
2025
|
Stephen Eric Rowland President |
BUY
Conversion of derivative security
|
Direct |
28,457
+5.91%
|
-
|
|
Aug 18
2025
|
Carmel Galvin Chief People Officer |
SELL
Open market or private sale
|
Direct |
11,155
-1.62%
|
$345,805
$31.67 P/Share
|
|
Aug 18
2025
|
Landon Edmond Chief Legal Officer |
SELL
Open market or private sale
|
Direct |
9,965
-2.48%
|
$308,915
$31.46 P/Share
|
|
Aug 18
2025
|
Landon Edmond Chief Legal Officer |
BUY
Conversion of derivative security
|
Direct |
11,074
+2.68%
|
-
|
|
Aug 15
2025
|
Amanda Whalen Chief Financial Officer |
SELL
Open market or private sale
|
Direct |
15,000
-3.0%
|
$465,000
$31.32 P/Share
|
|
Aug 15
2025
|
Amanda Whalen Chief Financial Officer |
SELL
Payment of exercise price or tax liability
|
Direct |
46,829
-8.56%
|
$1,451,699
$31.43 P/Share
|
|
Aug 15
2025
|
Amanda Whalen Chief Financial Officer |
BUY
Conversion of derivative security
|
Direct |
29,513
+5.12%
|
-
|
|
Aug 15
2025
|
Gomez Luciano Fernandez Interim Executive Officer |
SELL
Payment of exercise price or tax liability
|
Direct |
7,000
-20.72%
|
$217,000
$31.43 P/Share
|
|
Aug 15
2025
|
Gomez Luciano Fernandez Interim Executive Officer |
BUY
Conversion of derivative security
|
Direct |
7,000
+17.16%
|
-
|
|
Aug 15
2025
|
Stephen Eric Rowland President |
SELL
Payment of exercise price or tax liability
|
Direct |
34,326
-7.48%
|
$1,064,106
$31.43 P/Share
|
|
Aug 15
2025
|
Stephen Eric Rowland President |
BUY
Conversion of derivative security
|
Direct |
22,855
+4.75%
|
-
|
|
Aug 15
2025
|
Carmel Galvin Chief People Officer |
SELL
Payment of exercise price or tax liability
|
Direct |
24,817
-3.49%
|
$769,327
$31.43 P/Share
|
|
Aug 15
2025
|
Landon Edmond Chief Legal Officer |
SELL
Payment of exercise price or tax liability
|
Direct |
24,695
-5.93%
|
$765,545
$31.43 P/Share
|
|
Aug 15
2025
|
Landon Edmond Chief Legal Officer |
BUY
Conversion of derivative security
|
Direct |
11,426
+2.67%
|
-
|
|
Aug 13
2025
|
Summit Partners L P |
SELL
Open market or private sale
|
Indirect |
6,500,000
-92.86%
|
$195,000,000
$30.01 P/Share
|
|
Aug 13
2025
|
Summit Partners L P |
BUY
Conversion of derivative security
|
Indirect |
7,000,000
+50.0%
|
-
|
|
Jul 15
2025
|
Stephen Eric Rowland President |
SELL
Open market or private sale
|
Direct |
7,079
-1.6%
|
$219,449
$31.56 P/Share
|
|
Jul 11
2025
|
Amanda Whalen Chief Financial Officer |
SELL
Open market or private sale
|
Direct |
15,000
-1.41%
|
$465,000
$31.49 P/Share
|
|
Jul 11
2025
|
Amanda Whalen Chief Financial Officer |
BUY
Conversion of derivative security
|
Direct |
15,000
+2.74%
|
-
|