TANG KEVIN
SEC Form 4 insider trading activity
TANG KEVIN has filed 12 SEC Form 4 filings (44 transaction rows) across 3 companies, including BOLD, FULC, AUPH, with disclosures dating back to 2026. 12 of those filings fall inside the rolling window. Most recent filing: Oct 20, 2026.
On the most recent filing, TANG KEVIN is listed as 10% Owner at Boundless Bio, Inc. Inside the rolling window, TANG KEVIN reported 32 open-market purchases totaling $28.5M in BOLD and FULC and AUPH and 1 open-market sale totaling $54K in BOLD. The largest disclosed transaction in the window is a purchase of 516,439 AUPH shares on Feb 27, 2026, worth $7.2M.
Companies traded
Other insiders at BOLD
Insider Buying
$28.5M
reported purchases (SEC code P)
Insider Selling
$54K
reported sales (SEC code S)
Companies
3
in the rolling window
| Source | |||||||
|---|---|---|---|---|---|---|---|
| BOLD | 10% Owner | Purchase | 118,185 | $277K | Oct 20 | SEC ↗ | |
| BOLD | 10% Owner | Purchase | 31,069 | $73K | Oct 20 | SEC ↗ | |
| BOLD | 10% Owner | Purchase | 220 | $521 | Oct 20 | SEC ↗ | |
| BOLD | 10% Owner | Sale | 18,300 | $54K | Aug 28 | SEC ↗ | |
| BOLD | 10% Owner | Purchase | 265 | $647 | Jul 21 | SEC ↗ | |
| BOLD | 10% Owner | Purchase | 1,623 | $4K | Jul 21 | SEC ↗ | |
| BOLD | 10% Owner | Purchase | 2,975 | $7K | Jul 21 | SEC ↗ | |
| FULC | 10% Owner | Purchase | 116,671 | $415K | Jul 21 | SEC ↗ | |
| FULC | 10% Owner | Purchase | 50,945 | $179K | Jul 21 | SEC ↗ | |
| BOLD | 10% Owner | Purchase | 43,878 | $107K | Jul 17 | SEC ↗ | |
| BOLD | 10% Owner | Purchase | 1,600 | $4K | Jul 17 | SEC ↗ | |
| BOLD | 10% Owner | Purchase | 18,491 | $45K | Jul 17 | SEC ↗ | |
| FULC | 10% Owner | Purchase | 12,966 | $46K | Jul 15 | SEC ↗ | |
| FULC | 10% Owner | Purchase | 129,603 | $463K | Jul 15 | SEC ↗ | |
| FULC | 10% Owner | Purchase | 107,377 | $382K | Jul 15 | SEC ↗ | |
| BOLD | 10% Owner | Purchase | 7 | $17 | Jul 13 | SEC ↗ | |
| BOLD | 10% Owner | Purchase | 43,367 | $105K | Jul 13 | SEC ↗ | |
| BOLD | 10% Owner | Purchase | 48,211 | $117K | Jul 13 | SEC ↗ | |
| BOLD | 10% Owner | Purchase | 27,062 | $67K | Jul 9 | SEC ↗ | |
| BOLD | 10% Owner | Purchase | 15,810 | $39K | Jul 9 | SEC ↗ | |
| BOLD | 10% Owner | Purchase | 14,338 | $35K | Jul 9 | SEC ↗ | |
| BOLD | 10% Owner | Purchase | 26,030 | $66K | Jul 2 | SEC ↗ | |
| BOLD | 10% Owner | Purchase | 71,612 | $178K | Jul 2 | SEC ↗ | |
| BOLD | 10% Owner | Purchase | 9,821 | $24K | Jul 2 | SEC ↗ | |
| BOLD | 10% Owner | Purchase | 146,390 | $363K | Jun 29 | SEC ↗ |
Frequently asked questions
How many SEC Form 4 filings has TANG KEVIN made?
TANG KEVIN has filed 12 SEC Form 4 filings (44 transaction rows) across 3 companies, including BOLD, FULC, AUPH since 2026.
Which companies does TANG KEVIN trade?
TANG KEVIN has filed SEC Form 4 disclosures for 3 companies, including BOLD, FULC, AUPH.
When was TANG KEVIN's most recent SEC Form 4 filing?
TANG KEVIN's most recent SEC Form 4 filing on Tracefour is dated Oct 20, 2026.
What is TANG KEVIN's total buy and sell value in the current window?
Inside the rolling retention window, TANG KEVIN bought $28.5M and sold $54K based on SEC Form 4 filings.
What was TANG KEVIN's largest disclosed transaction?
The largest disclosed transaction in the current window is a purchase of 516,439 AUPH shares on 2026-02-27, worth $7.2M, per SEC Form 4 filings.