PC CONNECTION INC

Ticker: CNXN CUSIP: 69318J100 Class: Common Stock

SEI INVESTMENTS CO's Holding History (CIK: 0000350894)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025

Shares 10,943 Value ($000) $632 Avg Close $59.32 Range $54.80 - $63.00

Q4 2024

Shares 22,618 Value ($000) $1,567 Avg Close $70.90 Range $62.16 - $74.89

Q3 2024

Shares 26,109 Value ($000) $1,969 Avg Close $68.48 Range $61.06 - $76.12

Q2 2024

Shares 8,999 Value ($000) $578 Avg Close $63.80 Range $56.50 - $68.42

Q4 2023

Shares 4,476 Value ($000) $301 Avg Close $58.37 Range $50.62 - $69.16

Q3 2023

Shares 4,476 Value ($000) $239 Avg Close $49.74 Range $43.08 - $54.10

Q3 2022

Shares 4,579 Value ($000) $206 Avg Close $45.74 Range $41.00 - $51.36

Q2 2022

Shares 6,179 Value ($000) $272 Avg Close $45.98 Range $40.90 - $52.85

Q1 2022

Shares 6,179 Value ($000) $324 Avg Close $45.83 Range $38.85 - $53.10

Q4 2021

Shares 9,179 Value ($000) $396 Avg Close $43.45 Range $38.85 - $48.89

Q3 2021

Shares 7,779 Value ($000) $343 Avg Close $43.53 Range $39.93 - $48.43

Q2 2021

Shares 7,779 Value ($000) $360 Avg Close $44.51 Range $41.58 - $47.52

Q1 2021

Shares 7,779 Value ($000) $361 Avg Close $46.92 Range $41.01 - $52.43

Q4 2020

Shares 11,531 Value ($000) $545 Avg Close $43.37 Range $38.59 - $50.58

Q3 2020

Shares 17,953 Value ($000) $737 Avg Close $41.34 Range $35.95 - $46.59

Q2 2020

Shares 26,964 Value ($000) $1,250 Avg Close $39.78 Range $33.49 - $45.47

Q1 2020

Shares 28,189 Value ($000) $1,162 Avg Close $41.85 Range $28.41 - $53.16

Q4 2019

Shares 27,484 Value ($000) $1,365 Avg Close $43.53 Range $35.09 - $49.42

Q3 2019

Shares 31,913 Value ($000) $1,235 Avg Close $33.35 Range $29.95 - $37.73

Q2 2019

Shares 30,940 Value ($000) $1,075 Avg Close $32.86 Range $29.21 - $35.47

Q1 2019

Shares 33,523 Value ($000) $1,223 Avg Close $33.71 Range $27.62 - $39.85

Q4 2018

Shares 12,843 Value ($000) $495 Avg Close $29.68 Range $25.09 - $36.27

Q3 2018

Shares 12,559 Value ($000) $488 Avg Close $34.38 Range $30.12 - $39.94

Q4 2017

Shares 159 Value ($000) $4 Avg Close $24.81 Range $23.10 - $26.98

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	10,943	$632	$59.32	$54.80 - $63.00
Q4 2024	22,618	$1,567	$70.90	$62.16 - $74.89
Q3 2024	26,109	$1,969	$68.48	$61.06 - $76.12
Q2 2024	8,999	$578	$63.80	$56.50 - $68.42
Q4 2023	4,476	$301	$58.37	$50.62 - $69.16
Q3 2023	4,476	$239	$49.74	$43.08 - $54.10
Q3 2022	4,579	$206	$45.74	$41.00 - $51.36
Q2 2022	6,179	$272	$45.98	$40.90 - $52.85
Q1 2022	6,179	$324	$45.83	$38.85 - $53.10
Q4 2021	9,179	$396	$43.45	$38.85 - $48.89
Q3 2021	7,779	$343	$43.53	$39.93 - $48.43
Q2 2021	7,779	$360	$44.51	$41.58 - $47.52
Q1 2021	7,779	$361	$46.92	$41.01 - $52.43
Q4 2020	11,531	$545	$43.37	$38.59 - $50.58
Q3 2020	17,953	$737	$41.34	$35.95 - $46.59
Q2 2020	26,964	$1,250	$39.78	$33.49 - $45.47
Q1 2020	28,189	$1,162	$41.85	$28.41 - $53.16
Q4 2019	27,484	$1,365	$43.53	$35.09 - $49.42
Q3 2019	31,913	$1,235	$33.35	$29.95 - $37.73
Q2 2019	30,940	$1,075	$32.86	$29.21 - $35.47
Q1 2019	33,523	$1,223	$33.71	$27.62 - $39.85
Q4 2018	12,843	$495	$29.68	$25.09 - $36.27
Q3 2018	12,559	$488	$34.38	$30.12 - $39.94
Q4 2017	159	$4	$24.81	$23.10 - $26.98