MKS INSTRS INC

Ticker: MKSI CUSIP: 55306N104 Class: EQTY

CITIGROUP INC's Holding History (CIK: 0000831001)

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

Q4 2025

Shares 66,311 Value ($000) $10,596 Avg Close $148.21 Range $120.73 - $170.37

Q3 2025

Shares 65,787 Value ($000) $8,142 Avg Close $106.31 Range $88.17 - $132.24

Q2 2025

Shares 446,527 Value ($000) $44,367 Avg Close $80.86 Range $54.50 - $100.44

Q1 2025

Shares 385,478 Value ($000) $30,896 Avg Close $100.21 Range $75.89 - $124.28

Q4 2024

Shares 483,121 Value ($000) $50,433 Avg Close $106.91 Range $96.54 - $118.37

Q3 2024

Shares 444,333 Value ($000) $48,303 Avg Close $117.45 Range $99.10 - $145.63

Q2 2024

Shares 414,117 Value ($000) $54,075 Avg Close $124.55 Range $105.72 - $137.52

Q1 2024

Shares 295,228 Value ($000) $39,265 Avg Close $114.51 Range $94.23 - $132.85

Q4 2023

Shares 93,238 Value ($000) $9,591 Avg Close $79.84 Range $62.28 - $104.49

Q3 2023

Shares 130,729 Value ($000) $11,313 Avg Close $95.58 Range $81.25 - $107.67

Q2 2023

Shares 120,981 Value ($000) $13,078 Avg Close $89.53 Range $77.81 - $108.20

Q1 2023

Shares 83,739 Value ($000) $7,421 Avg Close $93.12 Range $80.00 - $111.27

Q4 2022

Shares 68,075 Value ($000) $5,768 Avg Close $78.00 Range $62.97 - $89.22

Q3 2022

Shares 103,604 Value ($000) $8,562 Avg Close $100.01 Range $79.23 - $120.27

Q2 2022

Shares 111,498 Value ($000) $11,443 Avg Close $112.92 Range $94.75 - $148.07

Q1 2022

Shares 144,719 Value ($000) $21,708 Avg Close $150.35 Range $131.30 - $175.09

Q4 2021

Shares 136,639 Value ($000) $23,798 Avg Close $151.09 Range $136.06 - $172.80

Q3 2021

Shares 163,890 Value ($000) $24,733 Avg Close $148.13 Range $133.76 - $168.78

Q2 2021

Shares 132,008 Value ($000) $23,491 Avg Close $175.09 Range $158.98 - $192.11

Q1 2021

Shares 125,335 Value ($000) $23,240 Avg Close $161.78 Range $138.78 - $185.00

Q4 2020

Shares 39,133 Value ($000) $5,887 Avg Close $125.75 Range $101.82 - $152.08

Q3 2020

Shares 69,301 Value ($000) $7,571 Avg Close $112.47 Range $97.77 - $124.64

Q2 2020

Shares 70,221 Value ($000) $7,952 Avg Close $95.31 Range $70.45 - $112.06

Q1 2020

Shares 43,517 Value ($000) $3,544 Avg Close $97.84 Range $64.00 - $116.86

Q4 2019

Shares 40,016 Value ($000) $4,402 Avg Close $99.99 Range $81.07 - $109.78

Q3 2019

Shares 19,140 Value ($000) $1,767 Avg Close $78.64 Range $68.69 - $91.29

Q2 2019

Shares 9,400 Value ($000) $732 Avg Close $80.27 Range $67.03 - $98.53

Q1 2019

Shares 17,655 Value ($000) $1,643 Avg Close $76.40 Range $59.36 - $88.91

Q4 2018

Shares 54,240 Value ($000) $3,504 Avg Close $68.31 Range $53.35 - $77.61

Q3 2018

Shares 38,670 Value ($000) $3,099 Avg Close $86.11 Range $74.38 - $97.19

Q2 2018

Shares 26,636 Value ($000) $2,550 Avg Close $102.60 Range $86.55 - $115.42

Q1 2018

Shares 67,258 Value ($000) $7,779 Avg Close $103.13 Range $88.32 - $120.60

Q4 2017

Shares 6,804 Value ($000) $643 Avg Close $93.43 Range $82.69 - $103.63

Q3 2017

Shares 12,247 Value ($000) $1,157 Avg Close $76.52 Range $62.45 - $89.48

Q2 2017

Shares 60,790 Value ($000) $4,091 Avg Close $70.74 Range $60.40 - $82.65

Q1 2017

Shares 67,515 Value ($000) $4,642 Avg Close $61.31 Range $54.85 - $65.67

Q4 2016

Shares 154,744 Value ($000) $9,192 Avg Close $50.13 Range $43.15 - $57.04

Q3 2016

Shares 3,680 Value ($000) $183 Avg Close $43.66 Range $38.22 - $50.60

Q2 2016

Shares 130,751 Value ($000) $5,630 Avg Close $35.80 Range $32.24 - $39.81

Q1 2016

Shares 155,692 Value ($000) $5,862 Avg Close $31.35 Range $28.08 - $35.11

Q4 2015

Shares 101,153 Value ($000) $3,641 Avg Close $32.52 Range $26.43 - $35.02

Q3 2015

Shares 25,803 Value ($000) $866 Avg Close $31.60 Range $28.82 - $34.92

Q2 2015

Shares 13,079 Value ($000) $496 Avg Close $32.93 Range $29.54 - $35.95

Q1 2015

Shares 21,420 Value ($000) $725 Avg Close $31.63 Range $29.59 - $33.22

Q4 2014

Shares 41,691 Value ($000) $1,527 Avg Close $31.69 Range $27.30 - $33.99

Q3 2014

Shares 8,139 Value ($000) $271 Avg Close $29.19 Range $27.47 - $31.20

Q2 2014

Shares 5,263 Value ($000) $165 Avg Close $25.69 Range $23.72 - $27.88

Q1 2014

Shares 22,391 Value ($000) $669 Avg Close $26.46 Range $25.10 - $28.61

Q4 2013

Shares 29,580 Value ($000) $885 Avg Close $25.51 Range $23.10 - $27.14

Q3 2013

Shares 16,181 Value ($000) $431 Avg Close $23.28 Range $21.63 - $25.20

Q2 2013

Shares 32,377 Value ($000) $859 Avg Close $23.45 Range $21.31 - $25.25

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	66,311	$10,596	$148.21	$120.73 - $170.37
Q3 2025	65,787	$8,142	$106.31	$88.17 - $132.24
Q2 2025	446,527	$44,367	$80.86	$54.50 - $100.44
Q1 2025	385,478	$30,896	$100.21	$75.89 - $124.28
Q4 2024	483,121	$50,433	$106.91	$96.54 - $118.37
Q3 2024	444,333	$48,303	$117.45	$99.10 - $145.63
Q2 2024	414,117	$54,075	$124.55	$105.72 - $137.52
Q1 2024	295,228	$39,265	$114.51	$94.23 - $132.85
Q4 2023	93,238	$9,591	$79.84	$62.28 - $104.49
Q3 2023	130,729	$11,313	$95.58	$81.25 - $107.67
Q2 2023	120,981	$13,078	$89.53	$77.81 - $108.20
Q1 2023	83,739	$7,421	$93.12	$80.00 - $111.27
Q4 2022	68,075	$5,768	$78.00	$62.97 - $89.22
Q3 2022	103,604	$8,562	$100.01	$79.23 - $120.27
Q2 2022	111,498	$11,443	$112.92	$94.75 - $148.07
Q1 2022	144,719	$21,708	$150.35	$131.30 - $175.09
Q4 2021	136,639	$23,798	$151.09	$136.06 - $172.80
Q3 2021	163,890	$24,733	$148.13	$133.76 - $168.78
Q2 2021	132,008	$23,491	$175.09	$158.98 - $192.11
Q1 2021	125,335	$23,240	$161.78	$138.78 - $185.00
Q4 2020	39,133	$5,887	$125.75	$101.82 - $152.08
Q3 2020	69,301	$7,571	$112.47	$97.77 - $124.64
Q2 2020	70,221	$7,952	$95.31	$70.45 - $112.06
Q1 2020	43,517	$3,544	$97.84	$64.00 - $116.86
Q4 2019	40,016	$4,402	$99.99	$81.07 - $109.78
Q3 2019	19,140	$1,767	$78.64	$68.69 - $91.29
Q2 2019	9,400	$732	$80.27	$67.03 - $98.53
Q1 2019	17,655	$1,643	$76.40	$59.36 - $88.91
Q4 2018	54,240	$3,504	$68.31	$53.35 - $77.61
Q3 2018	38,670	$3,099	$86.11	$74.38 - $97.19
Q2 2018	26,636	$2,550	$102.60	$86.55 - $115.42
Q1 2018	67,258	$7,779	$103.13	$88.32 - $120.60
Q4 2017	6,804	$643	$93.43	$82.69 - $103.63
Q3 2017	12,247	$1,157	$76.52	$62.45 - $89.48
Q2 2017	60,790	$4,091	$70.74	$60.40 - $82.65
Q1 2017	67,515	$4,642	$61.31	$54.85 - $65.67
Q4 2016	154,744	$9,192	$50.13	$43.15 - $57.04
Q3 2016	3,680	$183	$43.66	$38.22 - $50.60
Q2 2016	130,751	$5,630	$35.80	$32.24 - $39.81
Q1 2016	155,692	$5,862	$31.35	$28.08 - $35.11
Q4 2015	101,153	$3,641	$32.52	$26.43 - $35.02
Q3 2015	25,803	$866	$31.60	$28.82 - $34.92
Q2 2015	13,079	$496	$32.93	$29.54 - $35.95
Q1 2015	21,420	$725	$31.63	$29.59 - $33.22
Q4 2014	41,691	$1,527	$31.69	$27.30 - $33.99
Q3 2014	8,139	$271	$29.19	$27.47 - $31.20
Q2 2014	5,263	$165	$25.69	$23.72 - $27.88
Q1 2014	22,391	$669	$26.46	$25.10 - $28.61
Q4 2013	29,580	$885	$25.51	$23.10 - $27.14
Q3 2013	16,181	$431	$23.28	$21.63 - $25.20
Q2 2013	32,377	$859	$23.45	$21.31 - $25.25