Xencor XNCR Insider Ownership

NASDAQ XNCR
$25.69 +0.69 (+2.76%)
As of: Sep 30, 2026 · 10:21 AM EDT

Insider Holdings by Owner

1.39Mn Shares

Insider Ownership Statistics

as of 30 Sep, 2026
Insider Ownership
1.83%
■0% pp QoQ
Shares Held by Insiders
1.39Mn
filed for Sep 2026
■0.00% QoQ
Shares Outstanding
75.86Mn
75,859,000 shares
Direct Holdings
1.39Mn
Indirect: 0
Net Shares Traded (QoQ)
0
no net change in Sep 2026
Insiders Holding Shares
16
with Form 4 holdings on file

Shares Owned by Insiders

Shares held % of outstanding
Latest —
Average ownership —
Peak ownership —

Shares Purchased/Sold by Insiders

Bought Sold
Latest quarter —
Net over range —
Buying quarters —

Insider Ownership Summary

Quarter ending 30 Sep, 2026

As of September 29, 2026, the three largest insider holders of XNCR are Bassil I Dahiyat (President Ceo, 546.32K shares), John R Desjarlais (Sr. Vice President Cso, 263.83K shares), John J Kuch (Sr. Vice President Cfo, 121.07K shares).

Form 4 Holdings

Insiders Holding XNCR

Insiders 16
Shares held 1.39Mn
Of outstanding 1.83%
# Insider Position Direct Indirect Total Share of Insiders Last Filed
1 Bassil I Dahiyat President Ceo 546,316 0 546,316 39.4% 09 Mar, 2026
2 John R Desjarlais Sr. Vice President Cso 263,831 0 263,831 19.0% 09 Mar, 2026
3 John J Kuch Sr. Vice President Cfo 121,070 0 121,070 8.7% 12 Mar, 2024
4 Celia Eckert Svp, General Counsel 76,918 0 76,918 5.5% 09 Mar, 2026
5 Bart Jan Cornelissen Sr. Vice President Cfo 75,898 0 75,898 5.5% 13 Apr, 2026
6 Allen Yang Sr. Vice President Cmo 73,364 0 73,364 5.3% 13 Mar, 2023
7 Nancy Valente Evp, Chief Development Officer 49,169 0 49,169 3.5% 06 May, 2025
8 Barbara Klencke Director 29,974 0 29,974 2.2% 08 Jul, 2026
9 Alan Bruce Montgomery Director 25,849 0 25,849 1.9% 08 Jul, 2026
10 Kurt A Gustafson Director 25,011 0 25,011 1.8% 08 Jul, 2026
11 Richard J Ranieri Director 24,011 0 24,011 1.7% 08 Jul, 2026
12 Todd E Simpson Director 23,988 0 23,988 1.7% 08 Jul, 2026
13 Kevin Charles Gorman Director 21,680 0 21,680 1.6% 08 Jul, 2026
14 Ellen Feigal Director 12,340 0 12,340 0.9% 22 Jun, 2026
15 Raymond Joseph Deshaies Director 10,302 0 10,302 0.7% 08 Jul, 2026
16 Dagmar Rosa-Bjorkeson Director 8,490 0 8,490 0.6% 01 Oct, 2024

Each row is that insider’s most recently reported position, from Form 4 filings over the last 60 months — which is why this total does not tie to the quarterly series above, where a quarter counts only the insiders who filed in it. Shares held through a fund or institutional portfolio are counted on the institutional ownership page instead.

Form 4 Filings

680 Insider Transactions

Source SEC Form 4
Latest quarter Sep 2026
Download Data
Date Insider Position Transaction Shares Price Value Shares Held After Ownership
16 Jun, 2026 Kurt A Gustafson Director Acquired A 10,302 $0.00 $0 25,011 Direct
16 Jun, 2026 Alan Bruce Montgomery Director Acquired A 10,302 $0.00 $0 25,849 Direct
16 Jun, 2026 Kevin Charles Gorman Director Acquired A 10,302 $0.00 $0 21,680 Direct
16 Jun, 2026 Barbara Klencke Director Acquired A 10,302 $0.00 $0 29,974 Direct
16 Jun, 2026 Richard J Ranieri Director Acquired A 10,302 $0.00 $0 24,011 Direct
16 Jun, 2026 Raymond Joseph Deshaies Director Acquired A 10,302 $0.00 $0 10,302 Direct
16 Jun, 2026 Todd E Simpson Director Acquired A 10,302 $0.00 $0 23,988 Direct
16 Jun, 2026 Ellen Feigal Director Acquired A 10,302 $0.00 $0 22,642 Direct
16 Jun, 2026 Kurt A Gustafson Director Acquired A 20,604 $0.00 $0 20,604 Direct
16 Jun, 2026 Barbara Klencke Director Acquired A 20,604 $0.00 $0 20,604 Direct
16 Jun, 2026 Alan Bruce Montgomery Director Acquired A 20,604 $0.00 $0 20,604 Direct
16 Jun, 2026 Kevin Charles Gorman Director Acquired A 20,604 $0.00 $0 20,604 Direct
16 Jun, 2026 Ellen Feigal Director Acquired A 20,604 $0.00 $0 20,604 Direct
16 Jun, 2026 Raymond Joseph Deshaies Director Acquired A 20,604 $0.00 $0 20,604 Direct
16 Jun, 2026 Todd E Simpson Director Acquired A 20,604 $0.00 $0 20,604 Direct
16 Jun, 2026 Richard J Ranieri Director Acquired A 20,604 $0.00 $0 20,604 Direct
18 Jun, 2026 Ellen Feigal Director Disposed S 6,843 $13.06 $89.37K 12,340 Direct
15 Jun, 2026 Alan Bruce Montgomery Director Disposed S 5,064 $12.31 $62.34K 15,547 Direct
15 Jun, 2026 Richard J Ranieri Director Disposed S 5,474 $12.31 $67.38K 13,709 Direct
15 Jun, 2026 Kevin Charles Gorman Director Disposed S 7,527 $12.31 $92.66K 11,378 Direct